Buffer overflow in jbig2dec - CVE-2023-46361

Vulnerability identifier: #VU96937

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-46361

CWE-ID: CWE-119

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to crash the application.

The vulnerability exists due to a boundary error within the jbig2_error() function in /jbig2dec/jbig2.c. A remote attacker can trigger memory corruption and crash the application.

jbig2dec
Amazon Linux AMI
openEuler
Anolis OS
jbig2dec
jbig2dec-help
jbig2dec-devel
jbig2dec-debugsource
jbig2dec-debuginfo
jbig2dec-doc
jbig2dec-libs

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

jbig2dec - update to 0.19-4
jbig2dec - addressed in versions 0.19-5, 0.20-2
jbig2dec-help - addressed in versions 0.19-5, 0.20-2
jbig2dec-devel - addressed in versions 0.19-5, 0.20-2
jbig2dec-debugsource - addressed in versions 0.19-5, 0.20-2
jbig2dec-debuginfo - addressed in versions 0.19-5, 0.20-2
jbig2dec-doc - update to 0.20-2
jbig2dec - update to 0.20-2
jbig2dec-devel - update to 0.20-2
jbig2dec-libs - update to 0.20-2

• https://github.com/Frank-Z7/z-vulnerabilitys/blob/main/jbig2dec-SEGV/jbig2dec-SEGV.md

• Denial of service in Artifex jbig2dec
• openEuler 24.03 LTS update for jbig2dec
• openEuler 22.03 LTS SP4 update for jbig2dec
• openEuler 22.03 LTS SP3 update for jbig2dec
• openEuler 22.03 LTS SP1 update for jbig2dec
• Amazon Linux AMI update for jbig2dec
• Anolis OS update for jbig2dec