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Debian Security Advisory DSA-4489-1                   security@debian.org
https://www.debian.org/security/                     Salvatore Bonaccorso
July 27, 2019                         https://www.debian.org/security/faq
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Package        : patch
CVE ID         : CVE-2019-13636 CVE-2019-13638
Debian Bug     : 932401 933140

Imre Rad discovered several vulnerabilities in GNU patch, leading to
shell command injection or escape from the working directory and access
and overwrite files, if specially crafted patch files are processed.

This update includes a bugfix for a regression introduced by the patch
to address CVE-2018-1000156 when applying an ed-style patch (#933140).

For the oldstable distribution (stretch), these problems have been fixed
in version 2.7.5-1+deb9u2.

For the stable distribution (buster), these problems have been fixed in
version 2.7.6-3+deb10u1.

We recommend that you upgrade your patch packages.

For the detailed security status of patch please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/patch

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org
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