CVE-2023-52558

2024-03-0117:15:07

CWE-131

9119a7d8-5eab-497f-8521-727c672e3725

web.nvd.nist.gov

openbsd

network buffer

kernel crash

escape sequences

cve-2023-52558

6.5 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

15.7%

JSON

In OpenBSD 7.4 before errata 002 and OpenBSD 7.3 before errata 019, a network buffer that had to be split at certain length that could crash the kernel after receiving specially crafted escape sequences.

References

ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/019_msplit.patch.sig

ftp.openbsd.org/pub/OpenBSD/patches/7.4/common/002_msplit.patch.sig

github.com/openbsd/src/commit/7b4d35e0a60ba1dd4daf4b1c2932020a22463a89