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Red Hat: CVE-2026-17591: libarchive: libarchive: use-after-free via aliased Mac metadata copy

🗓️ 16 Oct 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 1 Views

Use-after-free in libarchive archive_entry_copy_mac_metadata() causes DoS or info disclosure.

Related
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-17591
16 Oct 202622:27
–circl
cve
CVE
CVE-2026-17591
16 Oct 202622:03
–cve
cvelist
Cvelist
CVE-2026-17591 Libarchive: libarchive: use-after-free via aliased mac metadata copy
16 Oct 202622:03
–cvelist
debiancve
Debian CVE
CVE-2026-17591
16 Oct 202622:03
–debiancve
euvd
EUVD
EUVD-2026-103190
17 Oct 202600:31
–euvd
mend
Mend
CVE-2026-17591
16 Oct 202622:03
–mend
nvd
NVD
CVE-2026-17591
16 Oct 202623:17
–nvd
osv_debian
osv_debian
DEBIAN-CVE-2026-17591
17 Oct 202611:47
–osv_debian
osv_echo
osv_echo
ECHO-7B1A-3E8B-4A35
17 Oct 202617:50
–osv_echo
osv_rhsa
osv_rhsa
RHSA-2026:77775 Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
18 Oct 202610:04
–osv_rhsa
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19 Oct 2026 00:00Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.13.6
EPSS0.0011
SSVC
1