What’s Vulnerable › Vulnerabilities

CVE-2017-11124

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-07-10 · updated 2026-06-17
• Weakness: CWE-476

Description

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

Affected products

• Xar Project Xar: 1.6.1

References

• https://blogs.gentoo.org/ago/2017/06/28/xar-null-pointer-dereference-in-xar_unserialize-archive-c/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2S2KRIILUKBJHXDNYJQQX74TFUQRG5ND/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YV6RF6VWM7AFYFTTS7VY5TNH26QUEEFC/
• https://blogs.gentoo.org/ago/2017/06/28/xar-null-pointer-dereference-in-xar_unserialize-archive-c/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2S2KRIILUKBJHXDNYJQQX74TFUQRG5ND/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YV6RF6VWM7AFYFTTS7VY5TNH26QUEEFC/

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