NULL pointer dereference in Xar Project

CVE-2017-11124

libxar.so in xar 1.6.1 has a NULL pointer dereference in the xar_unserialize function in archive.c.

EPSS: 0.019 (78.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-11124?
CVE-2017-11124 is a critical-severity vulnerability in Xar Project, classified under NULL Pointer Dereference. CVSS score: 9.8/10. Published 2017-07-10.
How severe is CVE-2017-11124?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2017-11124 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.