Out-of-bounds

2023-08-1016:15:00

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openbsd 7.3

argument-count bounds check

console terminal emulation

memory access

kernel crash

crafted dcs

csi terminal escape sequences

5.4 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

9.2%

JSON

OpenBSD 7.3 before errata 014 is missing an argument-count bounds check in console terminal emulation. This could cause incorrect memory access and a kernel crash after receiving crafted DCS or CSI terminal escape sequences.

CPENameOperatorVersion
openbsdeq7.3 errata-1
openbsdeq7.3 errata-2
openbsdeq7.3 errata-3
openbsdeq7.3 errata-4
openbsdeq7.3 errata-5
openbsdeq7.3 errata-6
openbsdeq7.3 errata-7
openbsdeq7.3 errata-8
openbsdeq7.3 errata-9
openbsdeq7.3 errata-10

Name	Operator	Version
openbsd	eq	7.3 errata-1
openbsd	eq	7.3 errata-2
openbsd	eq	7.3 errata-3
openbsd	eq	7.3 errata-4
openbsd	eq	7.3 errata-5
openbsd	eq	7.3 errata-6
openbsd	eq	7.3 errata-7
openbsd	eq	7.3 errata-8
openbsd	eq	7.3 errata-9
openbsd	eq	7.3 errata-10