GHSA-f8m3-jpxr-hm5xHighCVSS 7.8
bsdiff4 out-of-bounds write via patch file
🔗 CVE IDs covered (1)
📋 Description
A buffer overflow in the patching routine of bsdiff4 before 1.2.0 allows an attacker to write to heap memory (beyond allocated bounds) via a crafted patch file.
🎯 Affected products1
- pip/bsdiff4:< 1.2.0
🔗 References (6)
- https://nvd.nist.gov/vuln/detail/CVE-2020-15904
- https://github.com/ilanschnell/bsdiff4/commit/49a4cee2feef7deaf9d89e5e793a8824930284d7
- https://github.com/ilanschnell/bsdiff4/blob/9a84c2ee01f5ba0742d18c9f3b3d5244ae7fb302/CHANGELOG.txt#L30-L31
- https://github.com/ilanschnell/bsdiff4/blob/master/CHANGELOG.txt
- https://github.com/pypa/advisory-database/tree/main/vulns/bsdiff4/PYSEC-2020-30.yaml
- https://github.com/advisories/GHSA-f8m3-jpxr-hm5x