CVE-2023-3317: Use After Free
First published: Fri Jun 23 2023(Updated: )
A use-after-free flaw was found in mt7921_check_offload_capability in drivers/net/wireless/mediatek/mt76/mt7921/init.c in wifi mt76/mt7921 sub-component in the Linux Kernel. This flaw could allow an attacker to crash the system after 'features' memory release. This vulnerability could even lead to a kernel information leak problem.
Credit: secalert@redhat.com secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | >=6.2<6.2.15 | |
| Linux Linux kernel | =6.3 | |
| Linux Linux kernel | =6.3-rc1 | |
| Linux Linux kernel | =6.3-rc2 | |
| Linux Linux kernel | =6.3-rc3 | |
| Linux Linux kernel | =6.3-rc4 | |
| Linux Linux kernel | =6.3-rc5 | |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.119-1 6.12.6-1 6.12.8-1 |
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Reference Links
- https://patchwork.kernel.org/project/linux-wireless/patch/51fd8f76494348aa9ecbf0abc471ebe47a983dfd.1679502607.git.lorenzo@kernel.org/
- https://launchpad.net/bugs/cve/CVE-2023-3317
- https://patchwork.kernel.org/project/linux-wireless/patch/51fd8f76494348aa9ecbf0abc471ebe47a983dfd.1679502607.git.lorenzo%40kernel.org/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-3317
- https://nvd.nist.gov/vuln/detail/CVE-2023-3317
- https://security-tracker.debian.org/tracker/CVE-2023-3317
- https://ubuntu.com/security/CVE-2023-3317
- https://git.kernel.org/linus/2ceb76f734e37833824b7fab6af17c999eb48d2b
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