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CVE-2015-8920

Description

The _ar_read_header function in archive_read_support_format_ar.c in libarchive before 3.2.0 allows remote attackers to cause a denial of service (out-of-bounds stack read) via a crafted ar file.

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

- https://github.com/libarchive/libarchive/issues/511

Github

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