* [ANNOUNCE] Git v2.40.1 and friends
@ 2023-04-25 17:06 Junio C Hamano
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From: Junio C Hamano @ 2023-04-25 17:06 UTC (permalink / raw)
To: git; +Cc: Linux Kernel, git-packagers, oss-security, git-security
A maintenance release Git v2.40.1, together with releases for older
maintenance tracks v2.39.3, v2.38.5, v2.37.7, v2.36.6, v2.35.8,
v2.34.8, v2.33.8, v2.32.7, v2.31.8, and v2.30.9, are now available
at the usual places.
These maintenance releases are to address security issues identified
as CVE-2023-25652, CVE-2023-25815, and CVE-2023-29007. They affect
ranges of existing versions and users are encouraged to upgrade.
The tarballs are found at:
The following public repositories all have a copy of the 'v2.40.1'
tag, as well as the tags for older maintenance tracks listed above:
url = https://git.kernel.org/pub/scm/git/git
url = https://kernel.googlesource.com/pub/scm/git/git
url = git://repo.or.cz/alt-git.git
url = https://github.com/gitster/git
The addressed issues are:
By feeding specially crafted input to `git apply --reject`, a
path outside the working tree can be overwritten with partially
controlled contents (corresponding to the rejected hunk(s) from
the given patch).
When Git is compiled with runtime prefix support and runs without
translated messages, it still used the gettext machinery to
display messages, which subsequently potentially looked for
translated messages in unexpected places. This allowed for
malicious placement of crafted messages.
When renaming or deleting a section from a configuration file,
certain malicious configuration values may be misinterpreted as
the beginning of a new configuration section, leading to arbitrary
Credit for finding CVE-2023-25652 goes to Ry0taK, and the fix was
developed by Taylor Blau, Junio C Hamano and Johannes Schindelin,
with the help of Linus Torvalds.
Credit for finding CVE-2023-25815 goes to Maxime Escourbiac and
Yassine BENGANA of Michelin, and the fix was developed by Johannes
Credit for finding CVE-2023-29007 goes to André Baptista and Vítor Pinho
of Ethiack, and the fix was developed by Taylor Blau, and Johannes
Schindelin, with help from Jeff King, and Patrick Steinhardt.
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