What’s Vulnerable › Vulnerabilities

CVE-2022-31783

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-06-02 · updated 2026-06-17
• Weakness: CWE-787

Description

Liblouis 3.21.0 has an out-of-bounds write in compileRule in compileTranslationTable.c, as demonstrated by lou_trace.

Affected products

• Fedoraproject Fedora: 36
• liblouis: 3.21.0

References

• https://github.com/liblouis/liblouis/commit/ff747ec5e1ac54d54194846f6fe5bfc689192a85
• https://github.com/liblouis/liblouis/issues/1214
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CFD2KIHESDUCNWTEW3USFB5GKTWT624L/
• https://security.gentoo.org/glsa/202301-06
• https://github.com/liblouis/liblouis/commit/ff747ec5e1ac54d54194846f6fe5bfc689192a85
• https://github.com/liblouis/liblouis/issues/1214
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CFD2KIHESDUCNWTEW3USFB5GKTWT624L/
• https://security.gentoo.org/glsa/202301-06

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