What’s Vulnerable › Vulnerabilities

CVE-2022-1679

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-05-16 · updated 2026-10-14
• Weakness: CWE-416

Description

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.

Affected products

• Debian Linux: 10.0
• Linux kernel: from 2.6.35 before 4.14.291; from 4.15 before 4.19.256; from 4.20 before 5.4.211; from 5.5 before 5.10.137; from 5.11 before 5.15.61; from 5.16 before 5.18.18 — fixed in 4.14.291, 4.19.256, 5.10.137, 5.15.61, 5.18.18, 5.19.2
• NetApp H300E Firmware: all versions
• NetApp H300S Firmware: all versions
• NetApp H410C Firmware: all versions
• NetApp H410S Firmware: all versions
• NetApp H500E Firmware: all versions
• NetApp H500S Firmware: all versions
• NetApp H700E Firmware: all versions
• NetApp H700S Firmware: all versions

How to fix

Upgrade to a fixed version: Linux kernel 4.14.291, 4.19.256, 5.10.137, 5.15.61. Check the vendor advisory for mitigations.

References

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

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