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CVE-2023-53705

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CVE-2023-53705

Published: Oct 22, 2025

Modified: May 11, 2026

PUBLISHED

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.

VendorProductVersions

Linux

Linux

affected
c61a404325093250b676f40ad8f4dd00f3bcab5f - < 59e656d0d4a84ea0ee9a39c6f69160a3effccc94
affected
c61a404325093250b676f40ad8f4dd00f3bcab5f - < 04bf69e3de435d793a203aacc4b774f8f9f2baeb
affected
c61a404325093250b676f40ad8f4dd00f3bcab5f - < 011f47c8b8389154f996f5f69da8efc3a3beefef
affected
c61a404325093250b676f40ad8f4dd00f3bcab5f - < e5f82688ae10f5f386952e65e941bb8868ee54dc
affected
c61a404325093250b676f40ad8f4dd00f3bcab5f - < 9b92e2d0eb696d7586ba832c8854653b59887da0

+3 more versions

Linux

Linux

affected
2.6.19
unaffected
0 - < 2.6.19
unaffected
4.14.316 - <= 4.14.*
unaffected
4.19.284 - <= 4.19.*
unaffected
5.4.244 - <= 5.4.*

+5 more versions

References

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