Description
A flaw was found in libgit2 before version 0.27.3. A missing check in git_delta_apply function in delta.c file, may lead to an out-of-bound read while reading a binary delta file. An attacker may use this flaw to cause a Denial of Service.
References (5)
Core 5
Core References
Patch, Third Party Advisory x_refsource_confirm
https://github.com/libgit2/libgit2/commit/9844d38bed10e9ff17174434b3421b227ae710f3
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/08/msg00024.html
Patch, Release Notes, Third Party Advisory x_refsource_confirm
https://github.com/libgit2/libgit2/releases/tag/v0.27.3
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1598024
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2022/03/msg00031.html
Scores
CVSS v3
6.5
EPSS
0.0041
EPSS Percentile
61.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Details
CWE
CWE-125
CWE-20
Status
published
Products (3)
debian/debian_linux
8.0
debian/debian_linux
9.0
libgit2/libgit2
< 0.27.3
Published
Jul 10, 2018
Tracked Since
Feb 18, 2026