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Fencer Vulns
high 7.8

CVE-2023-52922 json

can: bcm: Fix UAF in bcm_proc_show()

published 2024-11-28 23 mo ago modified 2026-08-05 3 mo ago also EUVD-2023-59649

cvss
7.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 22%
public exploits
0
none known

Summary

In the Linux kernel, the following vulnerability has been resolved:

can: bcm: Fix UAF in bcm_proc_show()

BUG: KASAN: slab-use-after-free in bcm_proc_show+0x969/0xa80 Read of size 8 at addr ffff888155846230 by task cat/7862

CPU: 1 PID: 7862 Comm: cat Not tainted 6.5.0-rc1-00153-gc8746099c197 #230 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.15.0-1 04/01/2014 Call Trace: <TASK> dump_stack_lvl+0xd5/0x150 print_report+0xc1/0x5e0 kasan_report+0xba/0xf0 bcm_proc_show+0x969/0xa80 seq_read_iter+0x4f6/0x1260 seq_read+0x165/0x210 proc_reg_read+0x227/0x300 vfs_read+0x1d5/0x8d0 ksys_read+0x11e/0x240 do_syscall_64+0x35/0xb0 entry_SYSCALL_64_after_hwframe+0x63/0xcd

Allocated by task 7846: kasan_save_stack+0x1e/0x40 kasan_set_track+0x21/0x30 __kasan_kmalloc+0x9e/0xa0 bcm_sendmsg+0x264b/0x44e0 sock_sendmsg+0xda/0x180 ____sys_sendmsg+0x735/0x920 ___sys_sendmsg+0x11d/0x1b0 __sys_sendmsg+0xfa/0x1d0 do_syscall_64+0x35/0xb0 entry_SYSCALL_64_after_hwframe+0x63/0xcd

Freed by task 7846: kasan_save_stack+0x1e/0x40 kasan_set_track+0x21/0x30 kasan_save_free_info+0x27/0x40 ____kasan_slab_free+0x161/0x1c0 slab_free_freelist_hook+0x119/0x220 __kmem_cache_free+0xb4/0x2e0 rcu_core+0x809/0x1bd0

bcm_op is freed before procfs entry be removed in bcm_release(), this lead to bcm_proc_show() may read the freed bcm_op.

Patch / fix

  • Linux Linux 4.14.322, 4.19.291, 5.4.251, 5.10.188, 5.15.123, 6.1.42, 6.4.7, 6.5
  • linux Debian 12 6.1.52-1
  • linux Debian 14, Debian 13 6.4.11-1

debian advisories DEBIAN-CVE-2023-52922

  • linux Ubuntu 20.04 LTS 5.4.0-166.183
  • linux Ubuntu 22.04 LTS 5.15.0-88.98
  • linux-aws Ubuntu 20.04 LTS 5.4.0-1113.123
  • linux-aws Ubuntu 22.04 LTS 5.15.0-1049.54
  • linux-gcp Ubuntu 20.04 LTS 5.4.0-1117.126
  • linux-gcp Ubuntu 22.04 LTS 5.15.0-1046.54
  • linux-gke Ubuntu 22.04 LTS 5.15.0-1046.51
  • linux-ibm Ubuntu 20.04 LTS 5.4.0-1060.65

ubuntu advisories UBUNTU-CVE-2023-52922

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • kpatch-patch-5_14_0-503_15_1 RHEL 9 1-3.el9_5
  • kpatch-patch-5_14_0-503_26_1 RHEL 9 1-1.el9_5
  • kpatch-patch-4_18_0-553_40_1 RHEL 8 1-1.el8_10
  • kpatch-patch-4_18_0-553 RHEL 8 1-5.el8_10
  • kpatch-patch-4_18_0-553_16_1 RHEL 8 1-4.el8_10
  • kpatch-patch-4_18_0-553_30_1 RHEL 8 1-3.el8_10
  • kernel RHEL 8 4.18.0-553.45.1.el8_10
  • perf RHEL 8 4.18.0-553.45.1.el8_10

red hat advisories RHSA-2025:3112RHSA-2025:3096RHSA-2025:3097RHSA-2025:3094RHSA-2025:3095RHSA-2025:3093

  • kernel-source Linux Micro 6.1, Linux Micro 6.0 6.4.0-24.1
  • kernel-default Linux Micro 6.1, Linux Micro 6.0 6.4.0-24.1
  • kernel-kvmsmall Linux Micro 6.1, Linux Micro 6.0 6.4.0-24.1
  • kernel-default-base Linux Micro 6.1, Linux Micro 6.0 6.4.0-24.1.21.4
  • kernel-livepatch-MICRO-6-0_Update_4 Linux Micro 6.1, Linux Micro 6.0 1-1.2
  • kernel-rt Linux Micro 6.1, Linux Micro 6.0 6.4.0-22.1
  • kernel-source-rt Linux Micro 6.1, Linux Micro 6.0 6.4.0-22.1
  • kernel-livepatch-MICRO-6-0-RT_Update_4 Linux Micro 6.1, Linux Micro 6.0 1-1.1

suse advisories SUSE-SU-2025:20164-1SUSE-SU-2025:20247-1SUSE-SU-2025:20163-1SUSE-SU-2025:20246-1SUSE-SU-2025:0236-1SUSE-SU-2024:4387-1

  • kernel AlmaLinux 8 4.18.0-553.45.1.el8_10
  • perf AlmaLinux 8 4.18.0-553.45.1.el8_10
  • bpftool AlmaLinux 8 4.18.0-553.45.1.el8_10
  • kernel-core AlmaLinux 8 4.18.0-553.45.1.el8_10
  • kernel-tools AlmaLinux 8 4.18.0-553.45.1.el8_10
  • python3-perf AlmaLinux 8 4.18.0-553.45.1.el8_10
  • kernel-modules AlmaLinux 8 4.18.0-553.45.1.el8_10
  • kernel-zfcpdump AlmaLinux 8 4.18.0-553.45.1.el8_10

almalinux advisories ALSA-2025:3026ALSA-2025:3027ALSA-2025:2627

  • kernel-rt Rocky Linux 8 4.18.0-553.45.1.rt7.386.el8_10
  • kernel Rocky Linux 8 4.18.0-553.45.1.el8_10

rocky linux advisories RLSA-2025:3027RLSA-2025:3026

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2023-52922 updated cvss 7.8

kernel: can: bcm: Fix UAF in bcm_proc_show()

  • Red Hat Enterprise Linux 9 kernel-rt, kernel-rt-kvm, kernel-rt-core, kernel-rt-modules, kernel-rt-debug-kvm, kernel-rt-debug-core, +12 more
    affected: workaround, no fix available
  • Red Hat CodeReady Linux Builder (v. 9) libperf 5.14.0-503.31.1.el9_5, kernel-debuginfo-common-s390x 5.14.0-503.31.1.el9_5, kernel-debuginfo-common-x86_64 5.14.0-503.31.1.el9_5, kernel-debuginfo-common-aarch64 5.14.0-503.31.1.el9_5, kernel-debuginfo-common-ppc64le 5.14.0-503.31.1.el9_5
    fixed: vendor fix RHSA-2025:2627
  • Red Hat CodeReady Linux Builder EUS (v.8.8) kernel-debuginfo-common-x86_64 4.18.0-477.93.1.el8_8, kernel-debuginfo-common-aarch64 4.18.0-477.93.1.el8_8, kernel-debuginfo-common-ppc64le 4.18.0-477.93.1.el8_8
    fixed: vendor fix RHSA-2025:2525
  • Red Hat CodeReady Linux Builder EUS (v.9.2) kernel-debuginfo-common-s390x 5.14.0-284.109.1.el9_2, kernel-debuginfo-common-x86_64 5.14.0-284.109.1.el9_2, kernel-debuginfo-common-aarch64 5.14.0-284.109.1.el9_2, kernel-debuginfo-common-ppc64le 5.14.0-284.109.1.el9_2
    fixed: vendor fix RHSA-2025:3025
  • Red Hat CodeReady Linux Builder EUS (v.9.4) libperf 5.14.0-427.59.1.el9_4, kernel-debuginfo-common-s390x 5.14.0-427.59.1.el9_4, kernel-debuginfo-common-x86_64 5.14.0-427.59.1.el9_4, kernel-debuginfo-common-aarch64 5.14.0-427.59.1.el9_4, kernel-debuginfo-common-ppc64le 5.14.0-427.59.1.el9_4
    fixed: vendor fix RHSA-2025:2490
  • Red Hat Enterprise Linux AppStream (v. 9) rv 5.14.0-503.31.1.el9_5, perf 5.14.0-503.31.1.el9_5, rtla 5.14.0-503.31.1.el9_5, kernel-devel-matched 5.14.0-503.31.1.el9_5, kernel-64k-devel-matched 5.14.0-503.31.1.el9_5, kernel-debug-devel-matched 5.14.0-503.31.1.el9_5, +6 more
    fixed: vendor fix RHSA-2025:2627
  • Red Hat Enterprise Linux AppStream E4S (v.9.0) perf 5.14.0-70.125.1.el9_0, kernel-devel-matched 5.14.0-70.125.1.el9_0, kernel-debug-devel-matched 5.14.0-70.125.1.el9_0, kernel-debuginfo-common-s390x 5.14.0-70.125.1.el9_0, kernel-zfcpdump-devel-matched 5.14.0-70.125.1.el9_0, kernel-debuginfo-common-x86_64 5.14.0-70.125.1.el9_0, +2 more
    fixed: vendor fix RHSA-2025:2488
  • Red Hat Enterprise Linux AppStream EUS (v.9.2) perf 5.14.0-284.109.1.el9_2, rtla 5.14.0-284.109.1.el9_2, kernel-devel-matched 5.14.0-284.109.1.el9_2, kernel-64k-devel-matched 5.14.0-284.109.1.el9_2, kernel-debug-devel-matched 5.14.0-284.109.1.el9_2, kernel-debuginfo-common-s390x 5.14.0-284.109.1.el9_2, +5 more
    fixed: vendor fix RHSA-2025:3025
show 32 more
  • Red Hat Enterprise Linux AppStream EUS (v.9.4) rv 5.14.0-427.59.1.el9_4, perf 5.14.0-427.59.1.el9_4, rtla 5.14.0-427.59.1.el9_4, kernel-devel-matched 5.14.0-427.59.1.el9_4, kernel-64k-devel-matched 5.14.0-427.59.1.el9_4, kernel-debug-devel-matched 5.14.0-427.59.1.el9_4, +6 more
    fixed: vendor fix RHSA-2025:2490
  • Red Hat Enterprise Linux BaseOS (v. 8) perf 4.18.0-553.45.1.el8_10, kernel 4.18.0-553.45.1.el8_10, bpftool 4.18.0-553.45.1.el8_10, kernel-core 4.18.0-553.45.1.el8_10, kpatch-patch-4_18_0-553 1-5.el8_10, kernel-tools 4.18.0-553.45.1.el8_10, +19 more
    fixed: vendor fix RHSA-2025:3026
  • Red Hat Enterprise Linux BaseOS (v. 9) bpftool 7.4.0-503.31.1.el9_5, kernel 5.14.0-503.31.1.el9_5, kernel-64k 5.14.0-503.31.1.el9_5, kernel-core 5.14.0-503.31.1.el9_5, kernel-tools 5.14.0-503.31.1.el9_5, python3-perf 5.14.0-503.31.1.el9_5, +31 more
    fixed: vendor fix RHSA-2025:2627
  • Red Hat Enterprise Linux BaseOS AUS (v. 8.2) perf 4.18.0-193.146.1.el8_2, kernel 4.18.0-193.146.1.el8_2, bpftool 4.18.0-193.146.1.el8_2, kernel-core 4.18.0-193.146.1.el8_2, kernel-tools 4.18.0-193.146.1.el8_2, python3-perf 4.18.0-193.146.1.el8_2, +8 more
    fixed: vendor fix RHSA-2025:2646
  • Red Hat Enterprise Linux BaseOS AUS (v.8.4) perf 4.18.0-305.151.1.el8_4, kernel 4.18.0-305.151.1.el8_4, bpftool 4.18.0-305.151.1.el8_4, kernel-core 4.18.0-305.151.1.el8_4, kernel-tools 4.18.0-305.151.1.el8_4, python3-perf 4.18.0-305.151.1.el8_4, +8 more
    fixed: vendor fix RHSA-2025:2528
  • Red Hat Enterprise Linux BaseOS AUS (v.8.6) perf 4.18.0-372.141.1.el8_6, kernel 4.18.0-372.141.1.el8_6, bpftool 4.18.0-372.141.1.el8_6, kernel-core 4.18.0-372.141.1.el8_6, kernel-tools 4.18.0-372.141.1.el8_6, python3-perf 4.18.0-372.141.1.el8_6, +8 more
    fixed: vendor fix RHSA-2025:2489
  • Red Hat Enterprise Linux BaseOS E4S (v.8.4) perf 4.18.0-305.151.1.el8_4, kernel 4.18.0-305.151.1.el8_4, bpftool 4.18.0-305.151.1.el8_4, kernel-core 4.18.0-305.151.1.el8_4, kernel-tools 4.18.0-305.151.1.el8_4, python3-perf 4.18.0-305.151.1.el8_4, +13 more
    fixed: vendor fix RHSA-2025:2528
  • Red Hat Enterprise Linux BaseOS E4S (v.8.6) perf 4.18.0-372.141.1.el8_6, kernel 4.18.0-372.141.1.el8_6, bpftool 4.18.0-372.141.1.el8_6, kernel-core 4.18.0-372.141.1.el8_6, kernel-tools 4.18.0-372.141.1.el8_6, python3-perf 4.18.0-372.141.1.el8_6, +19 more
    fixed: vendor fix RHSA-2025:2489
  • Red Hat Enterprise Linux BaseOS E4S (v.9.0) kernel 5.14.0-70.125.1.el9_0, bpftool 5.14.0-70.125.1.el9_0, kernel-core 5.14.0-70.125.1.el9_0, kernel-tools 5.14.0-70.125.1.el9_0, python3-perf 5.14.0-70.125.1.el9_0, kernel-modules 5.14.0-70.125.1.el9_0, +18 more
    fixed: vendor fix RHSA-2025:2488
  • Red Hat Enterprise Linux BaseOS EUS (v.8.8) perf 4.18.0-477.93.1.el8_8, kernel 4.18.0-477.93.1.el8_8, bpftool 4.18.0-477.93.1.el8_8, kernel-core 4.18.0-477.93.1.el8_8, kernel-tools 4.18.0-477.93.1.el8_8, python3-perf 4.18.0-477.93.1.el8_8, +19 more
    fixed: vendor fix RHSA-2025:2525
  • Red Hat Enterprise Linux BaseOS EUS (v.9.2) bpftool 7.0.0-284.109.1.el9_2, kernel 5.14.0-284.109.1.el9_2, kernel-64k 5.14.0-284.109.1.el9_2, kernel-core 5.14.0-284.109.1.el9_2, kernel-tools 5.14.0-284.109.1.el9_2, python3-perf 5.14.0-284.109.1.el9_2, +32 more
    fixed: vendor fix RHSA-2025:3025
  • Red Hat Enterprise Linux BaseOS EUS (v.9.4) bpftool 7.3.0-427.59.1.el9_4, kernel 5.14.0-427.59.1.el9_4, kernel-64k 5.14.0-427.59.1.el9_4, kernel-core 5.14.0-427.59.1.el9_4, kernel-tools 5.14.0-427.59.1.el9_4, python3-perf 5.14.0-427.59.1.el9_4, +32 more
    fixed: vendor fix RHSA-2025:2490
  • Red Hat Enterprise Linux BaseOS TUS (v.8.4) perf 4.18.0-305.151.1.el8_4, kernel 4.18.0-305.151.1.el8_4, bpftool 4.18.0-305.151.1.el8_4, kernel-core 4.18.0-305.151.1.el8_4, kernel-tools 4.18.0-305.151.1.el8_4, python3-perf 4.18.0-305.151.1.el8_4, +8 more
    fixed: vendor fix RHSA-2025:2528
  • Red Hat Enterprise Linux BaseOS TUS (v.8.6) perf 4.18.0-372.141.1.el8_6, kernel 4.18.0-372.141.1.el8_6, bpftool 4.18.0-372.141.1.el8_6, kernel-core 4.18.0-372.141.1.el8_6, kernel-tools 4.18.0-372.141.1.el8_6, python3-perf 4.18.0-372.141.1.el8_6, +8 more
    fixed: vendor fix RHSA-2025:2489
  • Red Hat Enterprise Linux CRB (v. 8) kernel-debuginfo-common-x86_64 4.18.0-553.45.1.el8_10, kernel-debuginfo-common-aarch64 4.18.0-553.45.1.el8_10, kernel-debuginfo-common-ppc64le 4.18.0-553.45.1.el8_10
    fixed: vendor fix RHSA-2025:3026
  • Red Hat Enterprise Linux for Real Time (v. 7 ELS) kernel-rt 3.10.0-1160.133.1.rt56.1285.el7, kernel-rt-trace 3.10.0-1160.133.1.rt56.1285.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-1160.133.1.rt56.1285.el7
    fixed: vendor fix RHSA-2025:2510
  • Red Hat Enterprise Linux NFV (v. 8) kernel-rt 4.18.0-553.45.1.rt7.386.el8_10, kernel-rt-kvm 4.18.0-553.45.1.rt7.386.el8_10, kernel-rt-core 4.18.0-553.45.1.rt7.386.el8_10, kernel-rt-modules 4.18.0-553.45.1.rt7.386.el8_10, kernel-rt-debug-kvm 4.18.0-553.45.1.rt7.386.el8_10, kernel-rt-debug-core 4.18.0-553.45.1.rt7.386.el8_10, +4 more
    fixed: vendor fix RHSA-2025:3027
  • Red Hat Enterprise Linux NFV E4S (v.9.0) kernel-rt 5.14.0-70.125.1.rt21.197.el9_0, kernel-rt-kvm 5.14.0-70.125.1.rt21.197.el9_0, kernel-rt-core 5.14.0-70.125.1.rt21.197.el9_0, kernel-rt-modules 5.14.0-70.125.1.rt21.197.el9_0, kernel-rt-debug-kvm 5.14.0-70.125.1.rt21.197.el9_0, kernel-rt-debug-core 5.14.0-70.125.1.rt21.197.el9_0, +4 more
    fixed: vendor fix RHSA-2025:2512
  • Red Hat Enterprise Linux NFV TUS (v.8.4) kernel-rt 4.18.0-305.151.1.rt7.228.el8_4, kernel-rt-kvm 4.18.0-305.151.1.rt7.228.el8_4, kernel-rt-core 4.18.0-305.151.1.rt7.228.el8_4, kernel-rt-modules 4.18.0-305.151.1.rt7.228.el8_4, kernel-rt-debug-kvm 4.18.0-305.151.1.rt7.228.el8_4, kernel-rt-debug-core 4.18.0-305.151.1.rt7.228.el8_4, +4 more
    fixed: vendor fix RHSA-2025:2524
  • Red Hat Enterprise Linux Real Time (v. 9) kernel-rt 5.14.0-503.31.1.el9_5, kernel-rt-core 5.14.0-503.31.1.el9_5, kernel-rt-modules 5.14.0-503.31.1.el9_5, kernel-rt-debug-core 5.14.0-503.31.1.el9_5, kernel-rt-modules-core 5.14.0-503.31.1.el9_5, kernel-rt-debug-modules 5.14.0-503.31.1.el9_5, +4 more
    fixed: vendor fix RHSA-2025:2627
  • Red Hat Enterprise Linux Real Time E4S (v.9.0) kernel-rt 5.14.0-70.125.1.rt21.197.el9_0, kernel-rt-core 5.14.0-70.125.1.rt21.197.el9_0, kernel-rt-modules 5.14.0-70.125.1.rt21.197.el9_0, kernel-rt-debug-core 5.14.0-70.125.1.rt21.197.el9_0, kernel-rt-debug-modules 5.14.0-70.125.1.rt21.197.el9_0, kernel-rt-modules-extra 5.14.0-70.125.1.rt21.197.el9_0, +2 more
    fixed: vendor fix RHSA-2025:2512
  • Red Hat Enterprise Linux Real Time EUS (v.9.2) kernel-rt 5.14.0-284.109.1.rt14.394.el9_2, kernel-rt-core 5.14.0-284.109.1.rt14.394.el9_2, kernel-rt-modules 5.14.0-284.109.1.rt14.394.el9_2, kernel-rt-debug-core 5.14.0-284.109.1.rt14.394.el9_2, kernel-rt-modules-core 5.14.0-284.109.1.rt14.394.el9_2, kernel-rt-debug-modules 5.14.0-284.109.1.rt14.394.el9_2, +4 more
    fixed: vendor fix RHSA-2025:3024
  • Red Hat Enterprise Linux Real Time EUS (v.9.4) kernel-rt 5.14.0-427.59.1.el9_4, kernel-rt-core 5.14.0-427.59.1.el9_4, kernel-rt-modules 5.14.0-427.59.1.el9_4, kernel-rt-debug-core 5.14.0-427.59.1.el9_4, kernel-rt-modules-core 5.14.0-427.59.1.el9_4, kernel-rt-debug-modules 5.14.0-427.59.1.el9_4, +4 more
    fixed: vendor fix RHSA-2025:2490
  • Red Hat Enterprise Linux Real Time for NFV (v. 9) kernel-rt 5.14.0-503.31.1.el9_5, kernel-rt-kvm 5.14.0-503.31.1.el9_5, kernel-rt-core 5.14.0-503.31.1.el9_5, kernel-rt-modules 5.14.0-503.31.1.el9_5, kernel-rt-debug-kvm 5.14.0-503.31.1.el9_5, kernel-rt-debug-core 5.14.0-503.31.1.el9_5, +6 more
    fixed: vendor fix RHSA-2025:2627
  • Red Hat Enterprise Linux Real Time for NFV EUS (v.9.2) kernel-rt 5.14.0-284.109.1.rt14.394.el9_2, kernel-rt-kvm 5.14.0-284.109.1.rt14.394.el9_2, kernel-rt-core 5.14.0-284.109.1.rt14.394.el9_2, kernel-rt-modules 5.14.0-284.109.1.rt14.394.el9_2, kernel-rt-debug-kvm 5.14.0-284.109.1.rt14.394.el9_2, kernel-rt-debug-core 5.14.0-284.109.1.rt14.394.el9_2, +6 more
    fixed: vendor fix RHSA-2025:3024
  • Red Hat Enterprise Linux Real Time for NFV EUS (v.9.4) kernel-rt 5.14.0-427.59.1.el9_4, kernel-rt-kvm 5.14.0-427.59.1.el9_4, kernel-rt-core 5.14.0-427.59.1.el9_4, kernel-rt-modules 5.14.0-427.59.1.el9_4, kernel-rt-debug-kvm 5.14.0-427.59.1.el9_4, kernel-rt-debug-core 5.14.0-427.59.1.el9_4, +6 more
    fixed: vendor fix RHSA-2025:2490
  • Red Hat Enterprise Linux RT (v. 8) kernel-rt 4.18.0-553.45.1.rt7.386.el8_10, kernel-rt-core 4.18.0-553.45.1.rt7.386.el8_10, kernel-rt-modules 4.18.0-553.45.1.rt7.386.el8_10, kernel-rt-debug-core 4.18.0-553.45.1.rt7.386.el8_10, kernel-rt-debug-modules 4.18.0-553.45.1.rt7.386.el8_10, kernel-rt-modules-extra 4.18.0-553.45.1.rt7.386.el8_10, +2 more
    fixed: vendor fix RHSA-2025:3027
  • Red Hat Enterprise Linux RT TUS (v.8.4) kernel-rt 4.18.0-305.151.1.rt7.228.el8_4, kernel-rt-core 4.18.0-305.151.1.rt7.228.el8_4, kernel-rt-modules 4.18.0-305.151.1.rt7.228.el8_4, kernel-rt-debug-core 4.18.0-305.151.1.rt7.228.el8_4, kernel-rt-debug-modules 4.18.0-305.151.1.rt7.228.el8_4, kernel-rt-modules-extra 4.18.0-305.151.1.rt7.228.el8_4, +2 more
    fixed: vendor fix RHSA-2025:2524
  • Red Hat Enterprise Linux Server -EXTENSION(v. 6 ELS-EXTENSION) perf 2.6.32-754.56.1.el6, kernel 2.6.32-754.56.1.el6, kernel-kdump 2.6.32-754.56.1.el6, kernel-firmware 2.6.32-754.56.1.el6, kernel-abi-whitelists 2.6.32-754.56.1.el6, kernel-debuginfo-common-i686 2.6.32-754.56.1.el6, +2 more
    fixed: vendor fix RHSA-2025:2517
  • Red Hat Enterprise Linux Server (v. 7 ELS) perf 3.10.0-1160.133.1.el7, kernel 3.10.0-1160.133.1.el7, bpftool 3.10.0-1160.133.1.el7, python-perf 3.10.0-1160.133.1.el7, kernel-kdump 3.10.0-1160.133.1.el7, kernel-tools 3.10.0-1160.133.1.el7, +7 more
    fixed: vendor fix RHSA-2025:2501
  • Red Hat Enterprise Linux Server AUS (v. 7.7) perf 3.10.0-1062.93.1.el7, kernel 3.10.0-1062.93.1.el7, bpftool 3.10.0-1062.93.1.el7, python-perf 3.10.0-1062.93.1.el7, kernel-tools 3.10.0-1062.93.1.el7, kernel-tools-libs 3.10.0-1062.93.1.el7, +2 more
    fixed: vendor fix RHSA-2025:2514
  • Red Hat Enterprise Linux Server Optional -EXTENSION (v. 6 ELS -EXTENSION) python-perf 2.6.32-754.56.1.el6, kernel-debuginfo-common-i686 2.6.32-754.56.1.el6, kernel-debuginfo-common-s390x 2.6.32-754.56.1.el6, kernel-debuginfo-common-x86_64 2.6.32-754.56.1.el6
    fixed: vendor fix RHSA-2025:2517

2 more fixed, 1 more not affected in the full advisory

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
22 mo ago

Exploit prediction

0.30% chance of exploitation in the next 30 days, higher than 22% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA ADP 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Linux Linux

Classification

Weakness
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.