Skip to content
Fencer Vulns
high 7.8

CVE-2024-35868 json

smb: client: fix potential UAF in cifs_stats_proc_write()

published 2024-05-19 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-35586

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 14%
public exploits
0
none known

Summary

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

smb: client: fix potential UAF in cifs_stats_proc_write()

Skip sessions that are being teared down (status == SES_EXITING) to avoid UAF.

Patch / fix

  • Linux Linux 3.13, 6.1.85, 6.6.26, 6.8.5, 6.9
  • linux Debian 12 6.1.85-1
  • linux Debian 14, Debian 13 6.8.9-1

debian advisories DEBIAN-CVE-2024-35868

  • linux Ubuntu 24.04 LTS 6.8.0-38.38
  • linux-aws Ubuntu 24.04 LTS 6.8.0-1011.12
  • linux-gcp Ubuntu 24.04 LTS 6.8.0-1010.11
  • linux-gke Ubuntu 24.04 LTS 6.8.0-1006.9
  • linux-ibm Ubuntu 24.04 LTS 6.8.0-1008.8
  • linux-azure Ubuntu 24.04 LTS 6.8.0-1010.10
  • linux-intel Ubuntu 24.04 LTS 6.8.0-1007.14
  • linux-raspi Ubuntu 24.04 LTS 6.8.0-1007.7

ubuntu advisories UBUNTU-CVE-2024-35868

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

  • kernel RHEL 9.0 E4S 5.14.0-70.161.1.el9_0
  • perf RHEL 9.0 E4S 5.14.0-70.161.1.el9_0
  • bpftool RHEL 9.0 E4S 5.14.0-70.161.1.el9_0
  • kernel-core RHEL 9.0 E4S 5.14.0-70.161.1.el9_0
  • kernel-tools RHEL 9.0 E4S 5.14.0-70.161.1.el9_0
  • python3-perf RHEL 9.0 E4S 5.14.0-70.161.1.el9_0
  • kernel-modules RHEL 9.0 E4S 5.14.0-70.161.1.el9_0
  • kernel-zfcpdump RHEL 9.0 E4S 5.14.0-70.161.1.el9_0

red hat advisories RHSA-2026:0576RHSA-2026:0537RHSA-2026:0173RHSA-2025:22124RHSA-2025:22095

  • kernel-rt Linux Micro 6.0 6.4.0-9.1
  • kernel-source-rt Linux Micro 6.0 6.4.0-9.1
  • kernel-source Linux Micro 6.0 6.4.0-18.1
  • kernel-default Linux Micro 6.0 6.4.0-18.1
  • kernel-kvmsmall Linux Micro 6.0 6.4.0-18.1
  • kernel-default-base Linux Micro 6.0 6.4.0-17.1.1.51
  • kernel-rt Real Time Module 15 SP6, openSUSE Leap 15.6 6.4.0-150600.10.5.1
  • kernel-syms-rt Real Time Module 15 SP6, openSUSE Leap 15.6 6.4.0-150600.10.5.1

suse advisories SUSE-SU-2025:20028-1SUSE-SU-2025:20008-1SUSE-SU-2024:2973-1SUSE-SU-2024:2561-1SUSE-SU-2024:2381-1SUSE-SU-2024:2360-1

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-2024-35868 updated cvss 5.5

kernel: smb: client: fix potential UAF in cifs_stats_proc_write()

  • Red Hat Enterprise Linux 9 rv, perf, rtla, kernel, bpftool, libperf, +83 more
    affected: no fix available
  • Red Hat CodeReady Linux Builder EUS (v.9.4) libperf 5.14.0-427.104.1.el9_4, kernel-debuginfo-common-s390x 5.14.0-427.104.1.el9_4, kernel-debuginfo-common-x86_64 5.14.0-427.104.1.el9_4, kernel-debuginfo-common-aarch64 5.14.0-427.104.1.el9_4, kernel-debuginfo-common-ppc64le 5.14.0-427.104.1.el9_4
    fixed: vendor fix RHSA-2026:0173
  • Red Hat Enterprise Linux AppStream E4S (v.9.0) perf 5.14.0-70.161.1.el9_0, kernel-devel-matched 5.14.0-70.161.1.el9_0, kernel-debug-devel-matched 5.14.0-70.161.1.el9_0, kernel-debuginfo-common-s390x 5.14.0-70.161.1.el9_0, kernel-zfcpdump-devel-matched 5.14.0-70.161.1.el9_0, kernel-debuginfo-common-x86_64 5.14.0-70.161.1.el9_0, +2 more
    fixed: vendor fix RHSA-2026:0576
  • Red Hat Enterprise Linux AppStream E4S (v.9.2) perf 5.14.0-284.148.1.el9_2, rtla 5.14.0-284.148.1.el9_2, kernel-devel-matched 5.14.0-284.148.1.el9_2, kernel-64k-devel-matched 5.14.0-284.148.1.el9_2, kernel-debug-devel-matched 5.14.0-284.148.1.el9_2, kernel-debuginfo-common-s390x 5.14.0-284.148.1.el9_2, +5 more
    fixed: vendor fix RHSA-2025:22095
  • Red Hat Enterprise Linux AppStream EUS (v.9.4) rv 5.14.0-427.104.1.el9_4, perf 5.14.0-427.104.1.el9_4, rtla 5.14.0-427.104.1.el9_4, kernel-devel-matched 5.14.0-427.104.1.el9_4, kernel-64k-devel-matched 5.14.0-427.104.1.el9_4, kernel-debug-devel-matched 5.14.0-427.104.1.el9_4, +6 more
    fixed: vendor fix RHSA-2026:0173
  • Red Hat Enterprise Linux BaseOS E4S (v.9.0) kernel 5.14.0-70.161.1.el9_0, bpftool 5.14.0-70.161.1.el9_0, kernel-core 5.14.0-70.161.1.el9_0, kernel-tools 5.14.0-70.161.1.el9_0, python3-perf 5.14.0-70.161.1.el9_0, kernel-modules 5.14.0-70.161.1.el9_0, +14 more
    fixed: vendor fix RHSA-2026:0576
  • Red Hat Enterprise Linux BaseOS E4S (v.9.2) bpftool 7.0.0-284.148.1.el9_2, kernel 5.14.0-284.148.1.el9_2, kernel-64k 5.14.0-284.148.1.el9_2, kernel-core 5.14.0-284.148.1.el9_2, kernel-tools 5.14.0-284.148.1.el9_2, python3-perf 5.14.0-284.148.1.el9_2, +28 more
    fixed: vendor fix RHSA-2025:22095
  • Red Hat Enterprise Linux BaseOS EUS (v.9.4) bpftool 7.3.0-427.104.1.el9_4, kernel 5.14.0-427.104.1.el9_4, kernel-64k 5.14.0-427.104.1.el9_4, kernel-core 5.14.0-427.104.1.el9_4, kernel-tools 5.14.0-427.104.1.el9_4, python3-perf 5.14.0-427.104.1.el9_4, +28 more
    fixed: vendor fix RHSA-2026:0173
show 6 more
  • Red Hat Enterprise Linux NFV E4S (v.9.0) kernel-rt 5.14.0-70.161.1.rt21.233.el9_0, kernel-rt-kvm 5.14.0-70.161.1.rt21.233.el9_0, kernel-rt-core 5.14.0-70.161.1.rt21.233.el9_0, kernel-rt-modules 5.14.0-70.161.1.rt21.233.el9_0, kernel-rt-debug-kvm 5.14.0-70.161.1.rt21.233.el9_0, kernel-rt-debug-core 5.14.0-70.161.1.rt21.233.el9_0, +4 more Red Hat Enterprise Linux Real Time E4S (v.9.0) kernel-rt 5.14.0-70.161.1.rt21.233.el9_0, kernel-rt-core 5.14.0-70.161.1.rt21.233.el9_0, kernel-rt-modules 5.14.0-70.161.1.rt21.233.el9_0, kernel-rt-debug-core 5.14.0-70.161.1.rt21.233.el9_0, kernel-rt-debug-modules 5.14.0-70.161.1.rt21.233.el9_0, kernel-rt-modules-extra 5.14.0-70.161.1.rt21.233.el9_0, +2 more
    fixed: vendor fix RHSA-2026:0537
  • Red Hat Enterprise Linux Real Time E4S (v.9.2) kernel-rt 5.14.0-284.148.1.rt14.433.el9_2, kernel-rt-core 5.14.0-284.148.1.rt14.433.el9_2, kernel-rt-modules 5.14.0-284.148.1.rt14.433.el9_2, kernel-rt-debug-core 5.14.0-284.148.1.rt14.433.el9_2, kernel-rt-modules-core 5.14.0-284.148.1.rt14.433.el9_2, kernel-rt-debug-modules 5.14.0-284.148.1.rt14.433.el9_2, +4 more
    fixed: vendor fix RHSA-2025:22124
  • Red Hat Enterprise Linux Real Time EUS (v.9.4) kernel-rt 5.14.0-427.104.1.el9_4, kernel-rt-core 5.14.0-427.104.1.el9_4, kernel-rt-modules 5.14.0-427.104.1.el9_4, kernel-rt-debug-core 5.14.0-427.104.1.el9_4, kernel-rt-modules-core 5.14.0-427.104.1.el9_4, kernel-rt-debug-modules 5.14.0-427.104.1.el9_4, +4 more
    fixed: vendor fix RHSA-2026:0173
  • Red Hat Enterprise Linux Real Time for NFV E4S (v.9.2) kernel-rt 5.14.0-284.148.1.rt14.433.el9_2, kernel-rt-kvm 5.14.0-284.148.1.rt14.433.el9_2, kernel-rt-core 5.14.0-284.148.1.rt14.433.el9_2, kernel-rt-modules 5.14.0-284.148.1.rt14.433.el9_2, kernel-rt-debug-kvm 5.14.0-284.148.1.rt14.433.el9_2, kernel-rt-debug-core 5.14.0-284.148.1.rt14.433.el9_2, +6 more
    fixed: vendor fix RHSA-2025:22124
  • Red Hat Enterprise Linux Real Time for NFV EUS (v.9.4) kernel-rt 5.14.0-427.104.1.el9_4, kernel-rt-kvm 5.14.0-427.104.1.el9_4, kernel-rt-core 5.14.0-427.104.1.el9_4, kernel-rt-modules 5.14.0-427.104.1.el9_4, kernel-rt-debug-kvm 5.14.0-427.104.1.el9_4, kernel-rt-debug-core 5.14.0-427.104.1.el9_4, +6 more
    fixed: vendor fix RHSA-2026:0173
  • Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise Linux 7 perf, kernel, bpftool, kernel-rt, python-perf, kernel-kdump, +8 more Red Hat Enterprise Linux 8 perf, kernel, bpftool, kernel-rt, kernel-core, kernel-tools, +29 more
    not affected: vulnerable code not present

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
2 y ago

Exploit prediction

0.24% chance of exploitation in the next 30 days, higher than 14% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 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.