CVE-2016-3630

high
Published 2016-04-13 · Modified 2024-05-01
CVSS v3
8.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v2
6.8
VIR risk
8.8

Description

The binary delta decoder in Mercurial before 3.7.3 allows remote attackers to execute arbitrary code via a (1) clone, (2) push, or (3) pull command, related to (a) a list sizing rounding error and (b) short records.

Predictions

Exploit likelihood
92%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2016-3630

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_3.7.3_.282016-3-29.29

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00043.html

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00018.html

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00017.html

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00016.html

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://lists.fedoraproject.org/pipermail/package-announce/2016-April/181542.html

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://lists.fedoraproject.org/pipermail/package-announce/2016-April/181505.html

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2016-3630.html

OS impact

OSVersionStatusFixed in
suse slesaffected
debian debianbookwormfixed3.7.3-1
debian debianbullseyefixed3.7.3-1
debian debianforkyfixed3.7.3-1
debian debiansidfixed3.7.3-1
debian debiantrixiefixed3.7.3-1
suse suse42.1affected
suse suse13.2affected
debian debian7.0affected
debian debian8.0affected
fedora fedora22affected
fedora fedora23affected

Package impact

EcosystemPackageVulnerableFixed
python PyPImercurial<3.7.33.7.3

Application impact

VendorProductVersionsFixed
mercurialmercurial{"endIncluding":"3.7.2"}
suselinux_enterprise_debuginfo11

References

CWEs

CWE-19

Verify integrity in audit chain (admin only). AS-IS.