CVE-2018-17983: Mercurial Out-of-bounds Read vulnerability

May 14, 2022 (updated September 24, 2024)

cext/manifest.c in Mercurial before 4.7.2 has an out-of-bounds read during parsing of a malformed manifest entry.

References

github.com/advisories/GHSA-p575-cf9h-wv42
github.com/pypa/advisory-database/tree/main/vulns/mercurial/PYSEC-2018-91.yaml
nvd.nist.gov/vuln/detail/CVE-2018-17983
www.mercurial-scm.org/repo/hg/rev/5405cb1a7901
www.mercurial-scm.org/wiki/WhatsNew

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