high 7.8

CVE-2022-1679 json

A use-after-free flaw was found in the Linux kernel’s Atheros wireless adapter driver in the way a user forces the ath9k_htc_wait_for_targe…

published 2022-05-16 4 y ago modified 2026-10-14 25 d ago also EUVD-2022-24965

cvss: 7.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.8%; EPSS 0.8% chance of exploitation in 30 days, percentile 57%
public exploits: 0; none known

A use-after-free flaw was found in the Linux kernel’s Atheros wireless adapter driver in the way a user forces the ath9k_htc_wait_for_target function to fail with some input messages. This flaw allows a local user to crash or potentially escalate their privileges on the system.

Patch / fix

fixed in 1 distros 6 links 1

Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem V1.1

debian ubuntu red hat suse opensuse almalinux

linux Debian 14, Debian 13, Debian 12 5.19.6-1

debian advisories DEBIAN-CVE-2022-1679

linux Ubuntu 18.04 LTS 4.15.0-191.202
linux Ubuntu 20.04 LTS 5.4.0-124.140
linux Ubuntu 22.04 LTS 5.15.0-43.46
linux-aws Ubuntu 18.04 LTS 4.15.0-1139.150
linux-aws Ubuntu 20.04 LTS 5.4.0-1083.90
linux-aws Ubuntu 22.04 LTS 5.15.0-1017.21
linux-gcp Ubuntu 20.04 LTS 5.4.0-1086.94
linux-gcp Ubuntu 22.04 LTS 5.15.0-1016.21

ubuntu advisories UBUNTU-CVE-2022-1679

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 5.14.0-162.6.1.el9_1
perf RHEL 9 5.14.0-162.6.1.el9_1
bpftool RHEL 9 5.14.0-162.6.1.el9_1
kernel-core RHEL 9 5.14.0-162.6.1.el9_1
kernel-tools RHEL 9 5.14.0-162.6.1.el9_1
python3-perf RHEL 9 5.14.0-162.6.1.el9_1
kernel-modules RHEL 9 5.14.0-162.6.1.el9_1
kernel-zfcpdump RHEL 9 5.14.0-162.6.1.el9_1

red hat advisories RHSA-2022:8267 RHSA-2022:7933 RHSA-2024:0412 RHSA-2023:2736 RHSA-2023:2951

kernel-64kb SLES 15 SP4-LTSS, SLE High Performance Computing 15 SP4-LTSS, SLE High Performance Computing 15 SP4-ESPOS 5.14.21-150400.24.170.2
kernel-syms SLES for SAP 15 SP4, SLES 15 SP4-LTSS, SLE High Performance Computing 15 SP4-LTSS +3 more 5.14.21-150400.24.170.1
kernel-source SLES for SAP 15 SP4, SLES 15 SP4-LTSS, SLE High Performance Computing 15 SP4-LTSS +3 more 5.14.21-150400.24.170.1
kernel-default SLES for SAP 15 SP4, SLES 15 SP4-LTSS, SLE Micro 5.4 +6 more 5.14.21-150400.24.170.2
kernel-zfcpdump SLES 15 SP4-LTSS, Manager Server 4.3 5.14.21-150400.24.170.2
kernel-obs-build SLES for SAP 15 SP4, SLES 15 SP4-LTSS, SLE High Performance Computing 15 SP4-LTSS +1 more 5.14.21-150400.24.170.2
kernel-default-base SLES for SAP 15 SP4, SLES 15 SP4-LTSS, SLE Micro 5.4 +5 more 5.14.21-150400.24.170.2.150400.24.86.2
kernel-rt SLE Micro 5.4, SLE Micro 5.3 5.14.21-150400.15.124.1

suse advisories SUSE-SU-2025:02537-1 SUSE-SU-2025:02334-1 SUSE-SU-2025:02322-1 SUSE-SU-2025:02321-1 SUSE-SU-2025:02320-1 SUSE-SU-2025:02308-1

kernel-source openSUSE Tumbleweed 5.18.6-1.1
kernel-source openSUSE Tumbleweed 6.6.17-1.1
kernel-default openSUSE Leap Micro 5.2 5.3.18-150300.59.87.1
kernel-default-base openSUSE Leap Micro 5.2 5.3.18-150300.59.87.1.150300.18.50.2

opensuse advisories openSUSE-SU-2024:12155-1 openSUSE-SU-2024:13704-1 openSUSE-SU-2022:2549-1

kernel-rt AlmaLinux 8 4.18.0-477.10.1.rt7.274.el8_8
kernel-rt-kvm AlmaLinux 8 4.18.0-477.10.1.rt7.274.el8_8
kernel-rt-core AlmaLinux 8 4.18.0-477.10.1.rt7.274.el8_8
kernel-rt-modules AlmaLinux 8 4.18.0-477.10.1.rt7.274.el8_8
kernel-rt-debug-kvm AlmaLinux 8 4.18.0-477.10.1.rt7.274.el8_8
kernel-rt-debug-core AlmaLinux 8 4.18.0-477.10.1.rt7.274.el8_8
kernel-rt-debug-modules AlmaLinux 8 4.18.0-477.10.1.rt7.274.el8_8
kernel-rt-modules-extra AlmaLinux 8 4.18.0-477.10.1.rt7.274.el8_8

almalinux advisories ALSA-2023:2736 ALSA-2023:2951 ALSA-2022:7933 ALSA-2022:8267

lore.kernel.org/lkml/87ilqc7jv9.fsf%40kernel.org/t/ advisory

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-2022-1679 updated 2026-11-05 cvss 7.0

kernel: use-after-free in ath9k_htc_probe_device() could cause an escalation of privileges

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
affected: workaround, no fix planned “Out of support scope”
Red Hat CodeReady Linux Builder (v. 9) kernel-debuginfo-common-s390x 5.14.0-162.6.1.el9_1, kernel-debuginfo-common-x86_64 5.14.0-162.6.1.el9_1, kernel-debuginfo-common-aarch64 5.14.0-162.6.1.el9_1, kernel-debuginfo-common-ppc64le 5.14.0-162.6.1.el9_1
fixed: vendor fix RHSA-2022:8267
Red Hat CodeReady Linux Builder EUS (v.8.6) kernel-debuginfo-common-x86_64 4.18.0-372.87.1.el8_6, kernel-debuginfo-common-aarch64 4.18.0-372.87.1.el8_6, kernel-debuginfo-common-ppc64le 4.18.0-372.87.1.el8_6
fixed: vendor fix RHSA-2024:0412
Red Hat Enterprise Linux AppStream (v. 9) perf 5.14.0-162.6.1.el9_1, kernel-devel-matched 5.14.0-162.6.1.el9_1, kernel-debug-devel-matched 5.14.0-162.6.1.el9_1, kernel-debuginfo-common-s390x 5.14.0-162.6.1.el9_1, kernel-zfcpdump-devel-matched 5.14.0-162.6.1.el9_1, kernel-debuginfo-common-x86_64 5.14.0-162.6.1.el9_1, +2 more
fixed: vendor fix RHSA-2022:8267
Red Hat Enterprise Linux BaseOS (v. 8) perf 4.18.0-477.10.1.el8_8, kernel 4.18.0-477.10.1.el8_8, bpftool 4.18.0-477.10.1.el8_8, kernel-core 4.18.0-477.10.1.el8_8, kernel-tools 4.18.0-477.10.1.el8_8, python3-perf 4.18.0-477.10.1.el8_8, +15 more
fixed: vendor fix RHSA-2023:2951
Red Hat Enterprise Linux BaseOS (v. 9) kernel 5.14.0-162.6.1.el9_1, bpftool 5.14.0-162.6.1.el9_1, kernel-core 5.14.0-162.6.1.el9_1, kernel-tools 5.14.0-162.6.1.el9_1, python3-perf 5.14.0-162.6.1.el9_1, kernel-modules 5.14.0-162.6.1.el9_1, +14 more
fixed: vendor fix RHSA-2022:8267
Red Hat Enterprise Linux BaseOS EUS (v.8.6) perf 4.18.0-372.87.1.el8_6, kernel 4.18.0-372.87.1.el8_6, bpftool 4.18.0-372.87.1.el8_6, kernel-core 4.18.0-372.87.1.el8_6, kernel-tools 4.18.0-372.87.1.el8_6, python3-perf 4.18.0-372.87.1.el8_6, +15 more
fixed: vendor fix RHSA-2024:0412
Red Hat Enterprise Linux CRB (v. 8) kernel-debuginfo-common-x86_64 4.18.0-477.10.1.el8_8, kernel-debuginfo-common-aarch64 4.18.0-477.10.1.el8_8, kernel-debuginfo-common-ppc64le 4.18.0-477.10.1.el8_8
fixed: vendor fix RHSA-2023:2951

show 4 more

Red Hat Enterprise Linux NFV (v. 8) kernel-rt 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-kvm 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-core 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-modules 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-debug-kvm 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-debug-core 4.18.0-477.10.1.rt7.274.el8_8, +4 more
fixed: vendor fix RHSA-2023:2736
Red Hat Enterprise Linux Real Time (v. 9) kernel-rt 5.14.0-162.6.1.rt21.168.el9_1, kernel-rt-core 5.14.0-162.6.1.rt21.168.el9_1, kernel-rt-modules 5.14.0-162.6.1.rt21.168.el9_1, kernel-rt-debug-core 5.14.0-162.6.1.rt21.168.el9_1, kernel-rt-debug-modules 5.14.0-162.6.1.rt21.168.el9_1, kernel-rt-modules-extra 5.14.0-162.6.1.rt21.168.el9_1, +2 more Red Hat Enterprise Linux Real Time for NFV (v. 9) kernel-rt 5.14.0-162.6.1.rt21.168.el9_1, kernel-rt-kvm 5.14.0-162.6.1.rt21.168.el9_1, kernel-rt-core 5.14.0-162.6.1.rt21.168.el9_1, kernel-rt-modules 5.14.0-162.6.1.rt21.168.el9_1, kernel-rt-debug-kvm 5.14.0-162.6.1.rt21.168.el9_1, kernel-rt-debug-core 5.14.0-162.6.1.rt21.168.el9_1, +4 more
fixed: vendor fix RHSA-2022:7933
Red Hat Enterprise Linux RT (v. 8) kernel-rt 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-core 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-modules 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-debug-core 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-debug-modules 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-modules-extra 4.18.0-477.10.1.rt7.274.el8_8, +2 more
fixed: vendor fix RHSA-2023:2736
Red Hat Virtualization 4 Hypervisor for RHEL 8 perf 4.18.0-372.87.1.el8_6, kernel-debuginfo-common-x86_64 4.18.0-372.87.1.el8_6
fixed: vendor fix RHSA-2024:0412

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 ICSA-23-166-11 updated 2024-04-09 cvss 7.8

Siemens SIMATIC S7-1500 TM MFP Linux Kernel

Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem <V1.1
affected: fixed in V1.1, workaround support.industry.siemens.com

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

Exploit prediction

0.81% chance of exploitation in the next 30 days, higher than 57% 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
NVD	2.0	7.2	AV:L/AC:L/Au:N/C:C/I:C/A:C

Affected products

n/a Kernel
Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem

Classification

Weakness

CWE-416 Use After Free

Technology feeds

Linux kernel rss critical rss

References

lore.kernel.org /lkml/87ilqc7jv9.fsf%40kernel.org/t/
patch, third-party-advisory
security.netapp.com /advisory/ntap-20220629-0007/
third-party-advisory
lists.debian.org /debian-lts-announce/2022/10/msg00000.html
mailing-list, third-party-advisory
lists.debian.org /debian-lts-announce/2022/11/msg00001.html
mailing-list, third-party-advisory
cert-portal.siemens.com /productcert/html/ssa-794697.html

Sources

CVE List CVE-2022-1679
NVD CVE-2022-1679

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.

Summary