What’s Vulnerable › Vulnerabilities

CVE-2022-2318

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-07-06 · updated 2026-06-17
• Weakness: CWE-416

Description

There are use-after-free vulnerabilities caused by timer handler in net/rose/rose_timer.c of linux that allow attackers to crash linux kernel without any privileges.

Affected products

• Debian Linux: 10.0, 11.0
• Linux kernel: before 5.19; 5.19-rc1, 5.19-rc2, 5.19-rc3, 5.19-rc4 — fixed in 5.19
• NetApp H300S Firmware: all versions
• NetApp H410C Firmware: all versions
• NetApp H410S Firmware: all versions
• NetApp H500S Firmware: all versions
• NetApp H700S Firmware: all versions

How to fix

Upgrade to a fixed version: Linux kernel 5.19. Check the vendor advisory for mitigations.

References

• https://github.com/torvalds/linux/commit/9cc02ede696272c5271a401e4f27c262359bc2f6
• https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html
• https://security.netapp.com/advisory/ntap-20230120-0001/
• https://www.debian.org/security/2022/dsa-5191
• https://github.com/torvalds/linux/commit/9cc02ede696272c5271a401e4f27c262359bc2f6
• https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html
• https://security.netapp.com/advisory/ntap-20230120-0001/
• https://www.debian.org/security/2022/dsa-5191

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