Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix out-of-bounds access in ipv6_find_tlv() optlen is fetched without checking whether there is more than one byte to parse. It can lead to out-of-bounds access. Found by InfoTeCS on behalf of Linux Verification Center (linuxtesting.org) with SVACE.
CVSS Score
HIGH
References
- https://git.kernel.org/stable/c/011f47c8b8389154f996f5f69da8efc3a3beefef
- https://git.kernel.org/stable/c/04bf69e3de435d793a203aacc4b774f8f9f2baeb
- https://git.kernel.org/stable/c/59e656d0d4a84ea0ee9a39c6f69160a3effccc94
- https://git.kernel.org/stable/c/878ecb0897f4737a4c9401f3523fd49589025671
- https://git.kernel.org/stable/c/91dd8aab9c9f193210681b86b6b92840ffe74f0c
- https://git.kernel.org/stable/c/9b92e2d0eb696d7586ba832c8854653b59887da0
- https://git.kernel.org/stable/c/ae68c0f7edbc9a294094ce03a0aaf45aa489ce40
- https://git.kernel.org/stable/c/e5f82688ae10f5f386952e65e941bb8868ee54dc
FAQ
What is CVE-2023-53705?
CVE-2023-53705 is a vulnerability with a CVSS score of 8.2 (HIGH). In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix out-of-bounds access in ipv6_find_tlv() optlen is fetched without checking whether there is more than one byte to parse....
How severe is CVE-2023-53705?
CVE-2023-53705 has been rated HIGH with a CVSS base score of 8.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-53705?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.