CVE-2020-7462

State: Published
Severity: Not scored
Published: Mar 26, 2021
Updated: Aug 4, 2024
Reserved: Jan 21, 2020

Description

In 11.4-PRERELEASE before r360733 and 11.3-RELEASE before p13, improper mbuf handling in the kernel causes a use-after-free bug by sending IPv6 Hop-by-Hop options over the loopback interface. The use-after-free situation may result in unintended kernel behaviour including a kernel panic.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
FreeBSDn/a	FreeBSD 11.3-RELEASE before p13Affected

References

https://security.freebsd.org/advisories/FreeBSD-SA-20:24.ipv6.asc

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