CVE-2022-1205: Null Pointer Dereference
First published: Fri Apr 01 2022(Updated: )
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.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | <=5.17 | |
| debian/linux | 5.10.223-1 5.10.234-1 6.1.129-1 6.1.128-1 6.12.20-1 6.12.21-1 |
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2022-1205 https://nvd.nist.gov/vuln/detail/CVE-2022-1205 https://github.com/torvalds/linux/commit/82e31755e55fbcea6a9dfaae5fe4860ade17cbc0 https://github.com/torvalds/linux/commit/fc6d01ff9ef03b66d4a3a23b46fc3c3d8cf92009
- https://bugzilla.redhat.com/show_bug.cgi?id=2071047
- https://access.redhat.com/security/cve/CVE-2022-1205
- 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://launchpad.net/bugs/cve/CVE-2022-1205
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2071054
- https://access.redhat.com/security/cve/cve-2022-1205
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-1205
- https://nvd.nist.gov/vuln/detail/CVE-2022-1205
- https://security-tracker.debian.org/tracker/CVE-2022-1205
- https://ubuntu.com/security/CVE-2022-1205
Frequently Asked Questions
What is the severity of CVE-2022-1205?
CVE-2022-1205 is categorized as a high-severity vulnerability due to its ability to allow a local user to crash the system.
How do I fix CVE-2022-1205?
To fix CVE-2022-1205, upgrade the Linux kernel to version 5.10.223-1, 5.10.226-1, 6.1.119-1, 6.1.123-1, 6.12.11-1, or 6.12.12-1.
What type of vulnerability is CVE-2022-1205?
CVE-2022-1205 is a NULL pointer dereference vulnerability found in the Amateur Radio AX.25 protocol functionality of the Linux kernel.
Who is impacted by CVE-2022-1205?
CVE-2022-1205 impacts local users on systems running the vulnerable versions of the Linux kernel that utilize the Amateur Radio AX.25 protocol.
When was CVE-2022-1205 disclosed?
CVE-2022-1205 was disclosed in 2022, affecting multiple versions of the Linux kernel prior to 5.17.
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