CVE-2018-17983
unknown
CVSS v3
—
CVSS v4 NEW
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VIR risk
—
Description
cext/manifest.c in Mercurial before 4.7.2 has an out-of-bounds read during parsing of a malformed manifest entry.
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 4.7.2-1 |
| sid | Fixed | 4.7.2-1 |
| forky | Fixed | 4.7.2-1 |
| bullseye | Fixed | 4.7.2-1 |
| bookworm | Fixed | 4.7.2-1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| PyPI | mercurial | <4.7.2 | 4.7.2 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2018-17983
- https://github.com/pypa/advisory-database/tree/main/vulns/mercurial/PYSEC-2018-91.yaml
- https://www.mercurial-scm.org/repo/hg/rev/5405cb1a7901
- https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_4.7.2_.282018-10-01.29
- https://www.suse.com/security/cve/CVE-2018-17983.html
- https://security-tracker.debian.org/tracker/CVE-2018-17983
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.