CVE-2022-2978: Use After Free
First published: Wed Aug 24 2022(Updated: )
A flaw use after free in the Linux kernel NILFS file system was found in the way user triggers function security_inode_alloc to fail with following call to function nilfs_mdt_destroy. A local user could use this flaw to crash the system or potentially escalate their privileges on the system.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | >=2.6.12<4.9.331 | |
| Linux Linux kernel | >=4.10<4.14.296 | |
| Linux Linux kernel | >=4.15<4.19.262 | |
| Linux Linux kernel | >=4.20<5.4.218 | |
| Linux Linux kernel | >=5.5<5.10.148 | |
| Linux Linux kernel | >=5.11<5.15.73 | |
| Linux Linux kernel | >=5.16<5.19.15 | |
| Linux Linux kernel | >=6.0<6.0.1 | |
| Debian Debian Linux | =10.0 | |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.119-1 6.12.5-1 |
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Reference Links
- https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html
- https://lore.kernel.org/linux-fsdevel/20220816040859.659129-1-dzm91@hust.edu.cn/T/#u
- https://launchpad.net/bugs/cve/CVE-2022-2978
- https://lore.kernel.org/linux-fsdevel/20220816040859.659129-1-dzm91%40hust.edu.cn/T/#u
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2978
- https://nvd.nist.gov/vuln/detail/CVE-2022-2978
- https://security-tracker.debian.org/tracker/CVE-2022-2978
- https://ubuntu.com/security/CVE-2022-2978
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