NULL pointer dereference in Libarchive

CVE-2015-8922

The read_CodersInfo function in archive_read_support_format_7zip.c in libarchive before 3.2.0 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted 7z file, related to the _7z_folder struct.

EPSS: 0.021 (79.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2015-8922?
CVE-2015-8922 is a medium-severity vulnerability in Libarchive, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2016-09-20.
How severe is CVE-2015-8922?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2015-8922 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.