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4.9
CVSSv2

CVE-2020-7462

Published: 26/03/2021 Updated: 02/04/2021
CVSS v2 Base Score: 4.9 | Impact Score: 6.9 | Exploitability Score: 3.9
CVSS v3 Base Score: 5.5 | Impact Score: 3.6 | Exploitability Score: 1.8
VMScore: 436
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C
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Vulnerability Summary

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.

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freebsd freebsd 11.3

freebsd freebsd 11.4

References

CWE-416https://security.FreeBSD.org/advisories/FreeBSD-SA-20:24.ipv6.aschttps://nvd.nist.gov
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
hard-codedCVE-2024-27202NULL pointer dereferenceCVE-2024-28075CVE-2024-33608CVE-2024-28889CVE-2024-34572template injectionCVE-2024-34351
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