CVE-2023-53705

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.

Score

CVSS 3.1 8.2 High

Status

Deferred - 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Published

2025-10-22

Last modified

2026-10-28

Affected products

• Linux Kernel (Linux)

References

• https://git.kernel.org/stable/c/59e656d0d4a84ea0ee9a39c6f69160a3effccc94
• https://git.kernel.org/stable/c/04bf69e3de435d793a203aacc4b774f8f9f2baeb
• https://git.kernel.org/stable/c/011f47c8b8389154f996f5f69da8efc3a3beefef
• https://git.kernel.org/stable/c/e5f82688ae10f5f386952e65e941bb8868ee54dc
• https://git.kernel.org/stable/c/9b92e2d0eb696d7586ba832c8854653b59887da0
• https://git.kernel.org/stable/c/91dd8aab9c9f193210681b86b6b92840ffe74f0c
• https://git.kernel.org/stable/c/ae68c0f7edbc9a294094ce03a0aaf45aa489ce40
• https://git.kernel.org/stable/c/878ecb0897f4737a4c9401f3523fd49589025671