CVE-2019-13636

In GNU patch through 2.7.6, the following of symlinks is mishandled in certain cases other than input files. This affects inp.c and util.c.
Link Following
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.9 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 89%
Affected Products (NVD)
VendorProductVersion
gnupatch
𝑥
≤ 2.7.6
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
patch
bookworm
2.7.6-7
fixed
bullseye
2.7.6-7
fixed
sid
2.7.6-7
fixed
trixie
2.7.6-7
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
patch
bionic
Fixed 2.7.6-2ubuntu1.1
released
disco
Fixed 2.7.6-3ubuntu0.1
released
trusty
Fixed 2.7.1-4ubuntu2.4+esm1
released
xenial
Fixed 2.7.5-1ubuntu0.16.04.2
released
Amazon Linux logo
Amazon Linux Releases
Amazon Package
Release
patch
Amazon Linux 2
0:2.7.1-12.amzn2.0.2
fixed
patch-debuginfo
Amazon Linux 2
0:2.7.1-12.amzn2.0.2
fixed
Azure Linux logo
Azure Linux Releases
Azure Package
Release
patch
Azure Linux 3.0
0:2.7.6-9.azl3
fixed
CBL-Mariner 1.0
0:2.7.6-7.cm1
fixed
CBL-Mariner 2.0
0:2.7.6-7.cm2
fixed
Common Weakness Enumeration
References
http://packetstormsecurity.com/files/154124/GNU-patch-Command-Injection-Directory-Traversal.html
https://git.savannah.gnu.org/cgit/patch.git/commit/?id=dce4683cbbe107a95f1f0d45fabc304acfb5d71a
https://github.com/irsl/gnu-patch-vulnerabilities
https://lists.debian.org/debian-lts-announce/2019/07/msg00016.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SVWWGISFWACROJJPVJJL4UBLVZ7LPOLT/
https://seclists.org/bugtraq/2019/Aug/29
https://seclists.org/bugtraq/2019/Jul/54
https://security.gentoo.org/glsa/201908-22
https://security.netapp.com/advisory/ntap-20190828-0001/
https://usn.ubuntu.com/4071-1/
https://usn.ubuntu.com/4071-2/
https://www.debian.org/security/2019/dsa-4489
http://packetstormsecurity.com/files/154124/GNU-patch-Command-Injection-Directory-Traversal.html
https://git.savannah.gnu.org/cgit/patch.git/commit/?id=dce4683cbbe107a95f1f0d45fabc304acfb5d71a
https://github.com/irsl/gnu-patch-vulnerabilities
https://lists.debian.org/debian-lts-announce/2019/07/msg00016.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SVWWGISFWACROJJPVJJL4UBLVZ7LPOLT/
https://seclists.org/bugtraq/2019/Aug/29
https://seclists.org/bugtraq/2019/Jul/54
https://security.gentoo.org/glsa/201908-22
https://security.netapp.com/advisory/ntap-20190828-0001/
https://usn.ubuntu.com/4071-1/
https://usn.ubuntu.com/4071-2/
https://www.debian.org/security/2019/dsa-4489