For the oldstable distribution (jessie), this problem has been fixed
in version 1:2.1.4-2.1+deb8u4.
For the stable distribution (stretch), this problem has been fixed in
version 1:2.11.0-3+deb9u1.
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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