Blake Burkhart discovered that the Git git-remote-ext helper incorrectly handled recursive clones of git repositories. A remote attacker could possibly use this issue to execute arbitary code by injecting commands via crafted URLs.

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Debian Security Advisory DSA-3435-1                   This email address is being protected from spambots. You need JavaScript enabled to view it.
https://www.debian.org/security/                 Laszlo Boszormenyi (GCS)
January 05, 2016                      https://www.debian.org/security/faq
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Package        : git
CVE ID         : CVE-2015-7545

Blake Burkhart discovered that the Git git-remote-ext helper incorrectly
handled recursive clones of git repositories. A remote attacker could
possibly use this issue to execute arbitary code by injecting commands
via crafted URLs.

For the oldstable distribution (wheezy), this problem has been fixed
in version 1:1.7.10.4-1+wheezy2.

For the stable distribution (jessie), this problem has been fixed in
version 1:2.1.4-2.1+deb8u1.

For the testing distribution (stretch), this problem has been fixed
in version 1:2.6.1-1.

For the unstable distribution (sid), this problem has been fixed in
version 1:2.6.1-1.

We recommend that you upgrade your git packages.

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/

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