Vulnerability Details : CVE-2022-31783
Potential exploit
Liblouis 3.21.0 has an out-of-bounds write in compileRule in compileTranslationTable.c, as demonstrated by lou_trace.
Vulnerability category: Memory Corruption
Products affected by CVE-2022-31783
- cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
- cpe:2.3:a:liblouis:liblouis:3.21.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-31783
0.13%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 48 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-31783
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2022-31783
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2022-31783
-
https://security.gentoo.org/glsa/202301-06
liblouis: Multiple Vulnerabilities (GLSA 202301-06) — Gentoo securityThird Party Advisory
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https://github.com/liblouis/liblouis/commit/ff747ec5e1ac54d54194846f6fe5bfc689192a85
Prevent an invalid memory writes in compileRule · liblouis/liblouis@ff747ec · GitHubPatch;Third Party Advisory
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https://github.com/liblouis/liblouis/issues/1214
[BUG] invalid memory writes in compileRule, liblouis/compileTranslationTable.c:3744 · Issue #1214 · liblouis/liblouis · GitHubExploit;Third Party Advisory
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https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CFD2KIHESDUCNWTEW3USFB5GKTWT624L/
[SECURITY] Fedora 36 Update: liblouis-3.22.0-1.fc36 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
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