CVE-2023-53705

Linux Kernel - Out-of-Bounds Access in ipv6_find_tlv()

Title source: llm
STIX 2.1

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.

References (8)

Core 8

Scores

EPSS 0.0021
EPSS Percentile 11.6%

Details

Status published
Products (25)
linux/Kernel 2.6.19 - 4.14.316linux
linux/Kernel 4.15.0 - 4.19.284linux
linux/Kernel 4.20.0 - 5.4.244linux
linux/Kernel 5.11.0 - 5.15.114linux
linux/Kernel 5.16.0 - 6.1.31linux
linux/Kernel 5.5.0 - 5.10.181linux
linux/Kernel 6.2.0 - 6.3.5linux
Linux/Linux < 2.6.19
Linux/Linux 2.6.19
Linux/Linux 4.14.316 - 4.14.*
... and 15 more
Published Oct 22, 2025
Tracked Since Feb 18, 2026