What’s Vulnerable › Vulnerabilities

CVE-2022-1205

• Severity: medium (CVSS 4.7 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: yes
• Published: 2022-08-31 · updated 2026-06-17
• Weakness: CWE-416

Description

A NULL pointer dereference flaw was found in the Linux kernel’s Amateur Radio AX.25 protocol functionality in the way a user connects with the protocol. This flaw allows a local user to crash the system.

Affected products

• Linux kernel: through 5.17

References

• https://access.redhat.com/security/cve/CVE-2022-1205
• https://bugzilla.redhat.com/show_bug.cgi?id=2071047
• https://github.com/torvalds/linux/commit/82e31755e55fbcea6a9dfaae5fe4860ade17cbc0
• https://github.com/torvalds/linux/commit/fc6d01ff9ef03b66d4a3a23b46fc3c3d8cf92009
• https://www.openwall.com/lists/oss-security/2022/04/02/4
• https://access.redhat.com/security/cve/CVE-2022-1205
• https://bugzilla.redhat.com/show_bug.cgi?id=2071047
• https://github.com/torvalds/linux/commit/82e31755e55fbcea6a9dfaae5fe4860ade17cbc0
• https://github.com/torvalds/linux/commit/fc6d01ff9ef03b66d4a3a23b46fc3c3d8cf92009
• https://www.openwall.com/lists/oss-security/2022/04/02/4

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