An issue was discovered in libgit2 where checkout.c mishandles equivalent filenames that exist because of NTFS short names. This may allow remote code execution when cloning a repository. This issue is the libgit2 variant of CVE-2019-1353. https://github.com/git/git/security/advisories/GHSA-589j-mmg9-733v https://github.com/libgit2/libgit2/commit/64c612cc3e25eff5fb02c59ef5a66ba7a14751e4 https://github.com/libgit2/libgit2/releases/tag/v0.28.4 https://github.com/libgit2/libgit2/releases/tag/v0.99.0
Created libgit2 tracking bugs for this issue: Affects: epel-all [bug 1829423] Affects: fedora-all [bug 1829425] Created libgit2:0.26/libgit2 tracking bugs for this issue: Affects: fedora-all [bug 1829427] Created libgit2:0.27/libgit2 tracking bugs for this issue: Affects: fedora-all [bug 1829429] Created libgit2:0.28/libgit2 tracking bugs for this issue: Affects: fedora-all [bug 1829432]
Statement: Even if the code in the versions of libgit2 as shipped with Red Hat Enterprise Linux 7, and 8 are affected by this flaw, Red Hat does not support the NTFS filesystem nor Windows Subsystem for Linux (WSL). For this reason, the flaw has a Low Impact.