[Secure-testing-team] Bug#840227: libgit2: CVE-2016-8568 CVE-2016-8569

[Salvatore Bonaccorso]

Source: libgit2
Version: 0.24.1-2
Severity: grave
Tags: security upstream

Hi,

the following vulnerabilities were published for libgit2.

CVE-2016-8568[0, 3]:
Read out-of-bounds in git_oid_nfmt

CVE-2016-8569[1, 4]:
DoS using a null pointer dereference in git_commit_message

If you fix the vulnerabilities please also make sure to include the
CVE (Common Vulnerabilities & Exposures) ids in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2016-8568
[1] https://security-tracker.debian.org/tracker/CVE-2016-8569
[2] https://marc.info/?l=oss-security&m=147594097425642&w=2
[3] https://github.com/libgit2/libgit2/issues/3936
[4] https://github.com/libgit2/libgit2/issues/3937
[5] https://github.com/libgit2/libgit2/pull/3956

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore