CVE-2023-26544: Use After Free
First published: Sat Feb 25 2023(Updated: )
In the Linux kernel 6.0.8, there is a use-after-free in run_unpack in fs/ntfs3/run.c, related to a difference between NTFS sector size and media sector size.
Credit: cve@mitre.org cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux kernel | >=5.15<5.15.87 | |
| Linux kernel | >=5.16<6.0.17 | |
| Linux kernel | >=6.1<6.1.3 | |
| Linux Kernel | >=5.15<5.15.87 | |
| Linux Kernel | >=5.16<6.0.17 | |
| Linux Kernel | >=6.1<6.1.3 | |
| debian/linux | 5.10.223-1 5.10.234-1 6.1.129-1 6.1.133-1 6.12.21-1 6.12.22-1 |
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Reference Links
- https://lkml.org/lkml/2023/2/20/128
- https://security.netapp.com/advisory/ntap-20230316-0010/
- https://bugzilla.suse.com/show_bug.cgi?id=1208697
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=887bfc546097fbe8071dac13b2fef73b77920899
- https://launchpad.net/bugs/cve/CVE-2023-26544
- https://security-tracker.debian.org/tracker/CVE-2023-26544
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-26544
- https://nvd.nist.gov/vuln/detail/CVE-2023-26544
- https://ubuntu.com/security/CVE-2023-26544
Frequently Asked Questions
What is the severity of CVE-2023-26544?
CVE-2023-26544 has a medium severity rating due to its potential for causing use-after-free errors in the Linux kernel.
How do I fix CVE-2023-26544?
To fix CVE-2023-26544, upgrade to a patched version of the Linux kernel such as 5.10.223-1, 5.10.226-1, 6.1.119-1, or later.
Which versions of the Linux kernel are affected by CVE-2023-26544?
CVE-2023-26544 affects Linux kernel versions between 5.15 and 6.0.17, as well as 6.1 versions prior to 6.1.3.
What is the specific issue described in CVE-2023-26544?
CVE-2023-26544 describes a use-after-free vulnerability in the Linux kernel NTFS file system handling, particularly in the run_unpack function.
When was CVE-2023-26544 last updated?
CVE-2023-26544 was last updated on 29 November 2024.
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