CVE-2016-8568
Published: 3 February 2017
The git_commit_message function in oid.c in libgit2 before 0.24.3 allows remote attackers to cause a denial of service (out-of-bounds read) via a cat-file command with a crafted object file.
From the Ubuntu Security Team
It was discovered that libgit2 mishandled certain malformed git objects. A remove attacker could use this vulnerability to cause a denial of service.
Priority
Status
Package | Release | Status |
---|---|---|
libgit2 Launchpad, Ubuntu, Debian |
artful |
Ignored
(end of life)
|
bionic |
Not vulnerable
(0.26.0+dfsg.1-1.1build1)
|
|
cosmic |
Not vulnerable
(0.27.4+dfsg.1-0.1)
|
|
disco |
Not vulnerable
(0.27.4+dfsg.1-0.1)
|
|
eoan |
Not vulnerable
(0.27.4+dfsg.1-0.1)
|
|
focal |
Not vulnerable
(0.27.4+dfsg.1-0.1)
|
|
groovy |
Not vulnerable
(0.27.4+dfsg.1-0.1)
|
|
hirsute |
Not vulnerable
(0.27.4+dfsg.1-0.1)
|
|
impish |
Not vulnerable
(0.27.4+dfsg.1-0.1)
|
|
jammy |
Not vulnerable
(0.27.4+dfsg.1-0.1)
|
|
precise |
Does not exist
|
|
trusty |
Released
(0.19.0-2ubuntu0.4+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
upstream |
Released
(0.25.1+really0.24.6-1)
|
|
xenial |
Released
(0.24.1-2ubuntu0.2+esm1)
Available with Ubuntu Pro |
|
yakkety |
Ignored
(end of life)
|
|
zesty |
Ignored
(end of life)
|
|
Patches: upstream: https://github.com/libgit2/libgit2/issues/3936 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.5 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |