Entreprise d'experts en Sécurité Informatique : Audits et conseils en cybersécurité
Entreprise française de cybersécurité depuis 2004
☎ 03 60 47 09 81 - info@securiteinfo.com


CVE-2015-8932

Description

The compress_bidder_init function in archive_read_support_filter_compress.c in libarchive before 3.2.0 allows remote attackers to cause a denial of service (crash) via a crafted tar file, which triggers an invalid left shift.

POC

Reference

- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html

- http://www.ubuntu.com/usn/USN-3033-1

- https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.html

Github

- https://github.com/mrash/afl-cve