Description
A double free issue has been identified in libarchive's RAR5 reader. During parsing of a specially crafted RAR5 archive, the filtered_buf pointer may remain stale after being freed during unpacking state reinitialization. Subsequent processing of another archive entry can trigger a second free of the same memory region, resulting in a double-free condition. Successful exploitation may cause applications using the vulnerable libarchive API to terminate unexpectedly, leading to a denial of service.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Red Hat Red Hat Enterprise Linux 10
Default version status: affected
0:3.7.7-10.el10_2 to < *unaffected
Red Hat Red Hat Enterprise Linux 10.0 Extended Update Support
Default version status: affected
0:3.7.7-5.el10_0.1 to < *unaffected
Red Hat Red Hat Enterprise Linux 9
Default version status: affected
0:3.5.3-11.el9_8 to < *unaffected
Red Hat Red Hat Enterprise Linux 9
Default version status: affected
0:3.5.3-11.el9_8 to < *unaffected
Red Hat Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions
Default version status: affected
0:3.5.3-5.el9_2.3 to < *unaffected
Red Hat Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions
Default version status: affected
0:3.5.3-5.el9_4.2 to < *unaffected
Red Hat Red Hat Enterprise Linux 9.6 Extended Update Support
Default version status: affected
0:3.5.3-7.el9_6.2 to < *unaffected
Red Hat Red Hat OpenShift Container Platform 4.13
Default version status: affected
413.92.202609080414-0 to < *unaffected
Red Hat Red Hat OpenShift Container Platform 4.14
Default version status: affected
414.92.202609011250-0 to < *unaffected
Red Hat Red Hat OpenShift Container Platform 4.15
Default version status: affected
415.92.202609140326-0 to < *unaffected
Red Hat Red Hat OpenShift Container Platform 4.16
Default version status: affected
416.94.202609140240-0 to < *unaffected
Red Hat Red Hat OpenShift Container Platform 4.17
Default version status: affected
417.94.202609191027-0 to < *unaffected
Red Hat Red Hat OpenShift Container Platform 4.18
Default version status: affected
418.94.202609031320-0 to < *unaffected
Red Hat Red Hat OpenShift Container Platform 4.18
Default version status: affected
418.94.202609171815-0 to < *unaffected
Red Hat Red Hat OpenShift Container Platform 4.19
Default version status: affected
4.19.9.6.202609021231-0 to < *unaffected
Red Hat Red Hat OpenShift Container Platform 4.20
Default version status: affected
4.20.9.6.202609021029-0 to < *unaffected
Red Hat Red Hat OpenShift Container Platform 4.21
Default version status: affected
4.21.9.6.202609021100-0 to < *unaffected
Red Hat Red Hat OpenShift Container Platform 4.22
Default version status: affected
4.22.9.8.202608130832-0 to < *unaffected
Red Hat Cert Manager support for Red Hat OpenShift release 1.17
Default version status: affected
1791371080 to < *unaffected
Red Hat Cert Manager support for Red Hat OpenShift release 1.17
Default version status: affected
1791371069 to < *unaffected
Red Hat Cert Manager support for Red Hat OpenShift release 1.17
Default version status: affected
1791788287 to < *unaffected
Red Hat Cert Manager support for Red Hat OpenShift release 1.17
Default version status: affected
1791378395 to < *unaffected
Red Hat Cert Manager support for Red Hat OpenShift release 1.17
Default version status: affected
1791970484 to < *unaffected
Red Hat Cert Manager support for Red Hat OpenShift release 1.18
Default version status: affected
1791459707 to < *unaffected
Red Hat Cert Manager support for Red Hat OpenShift release 1.18
Default version status: affected
1791459711 to < *unaffected
Red Hat Cert Manager support for Red Hat OpenShift release 1.18
Default version status: affected
1791459759 to < *unaffected
Red Hat Cert Manager support for Red Hat OpenShift release 1.18
Default version status: affected
1789029076 to < *unaffected
Red Hat Cert Manager support for Red Hat OpenShift release 1.18
Default version status: affected
1791966259 to < *unaffected
Red Hat Cert Manager support for Red Hat OpenShift release 1.20
Default version status: affected
1790223279 to < *unaffected
Red Hat Cert Manager support for Red Hat OpenShift release 1.20
Default version status: affected
1790223719 to < *unaffected
Red Hat Cert Manager support for Red Hat OpenShift release 1.20
Default version status: affected
1790272426 to < *unaffected
Red Hat Cert Manager support for Red Hat OpenShift release 1.20
Default version status: affected
1790589998 to < *unaffected
Red Hat Cert Manager support for Red Hat OpenShift release 1.20
Default version status: affected
1790589912 to < *unaffected
Red Hat Cert Manager support for Red Hat OpenShift release 1.20
Default version status: affected
1790589914 to < *unaffected
Red Hat Cert Manager support for Red Hat OpenShift release 1.20
Default version status: affected
1790589855 to < *unaffected
Red Hat Cert Manager support for Red Hat OpenShift release 1.20
Default version status: affected
1790598593 to < *unaffected
Red Hat Red Hat AI Inference Server 3.5
Default version status: affected
1791427182 to < *unaffected
Red Hat Red Hat AI Inference Server 3.5
Default version status: affected
1791818357 to < *unaffected
Red Hat Red Hat Discovery 2
Default version status: affected
1786638573 to < *unaffected
Red Hat Red Hat Discovery 2
Default version status: affected
1788206196 to < *unaffected
Red Hat Red Hat Hardened Images
Default version status: affected
3.8.8-2.hum1 to < *unaffected
Red Hat Red Hat OpenShift AI 3.0
Default version status: affected
1790276886 to < *unaffected
Red Hat Red Hat OpenShift AI 3.0
Default version status: affected
1790276884 to < *unaffected
Red Hat Red Hat OpenShift AI 3.0
Default version status: affected
1790277045 to < *unaffected
Red Hat Red Hat OpenShift AI 3.0
Default version status: affected
1790276889 to < *unaffected
Red Hat Red Hat OpenShift AI 3.0
Default version status: affected
1790276974 to < *unaffected
Red Hat Red Hat OpenShift AI 3.2
Default version status: affected
1790703497 to < *unaffected
Red Hat Red Hat OpenShift AI 3.2
Default version status: affected
1790703506 to < *unaffected
Red Hat Red Hat OpenShift AI 3.2
Default version status: affected
1790703590 to < *unaffected
Red Hat Red Hat OpenShift AI 3.2
Default version status: affected
1790703568 to < *unaffected
Red Hat Red Hat OpenShift AI 3.2
Default version status: affected
1790703586 to < *unaffected
Red Hat Red Hat OpenShift AI 3.2
Default version status: affected
1790703494 to < *unaffected
Red Hat Red Hat OpenShift AI 3.4
Default version status: affected
1790703542 to < *unaffected
Red Hat Red Hat Update Infrastructure 5
Default version status: affected
1786435241 to < *unaffected
Red Hat Red Hat Update Infrastructure 5
Default version status: affected
1786533457 to < *unaffected
Red Hat Red Hat Update Infrastructure 5
Default version status: affected
1786533449 to < *unaffected
Red Hat Red Hat Update Infrastructure 5
Default version status: affected
1786435483 to < *unaffected
Red Hat Red Hat Update Infrastructure 5
Default version status: affected
1786533529 to < *unaffected
Red Hat Red Hat Update Infrastructure 5
Default version status: affected
1787241211 to < *unaffected
Red Hat Red Hat Update Infrastructure 5
Default version status: affected
1787135742 to < *unaffected
Red Hat Red Hat Update Infrastructure 5
Default version status: affected
1787241260 to < *unaffected
Red Hat Red Hat Enterprise Linux 6
Default version status: unaffected
Red Hat Red Hat Enterprise Linux 7
Default version status: unaffected
Red Hat Red Hat Enterprise Linux 8
Default version status: unaffected
Red Hat Red Hat OpenShift Container Platform 4
Default version status: unaffected
References
- https://access.redhat.com/errata/RHSA-2026:30333 ↗
- https://access.redhat.com/errata/RHSA-2026:52674 ↗
- https://access.redhat.com/errata/RHSA-2026:52675 ↗
- https://access.redhat.com/errata/RHSA-2026:54387 ↗
- https://access.redhat.com/errata/RHSA-2026:54760 ↗
- https://access.redhat.com/errata/RHSA-2026:54769 ↗
- https://access.redhat.com/errata/RHSA-2026:56954 ↗
- https://access.redhat.com/errata/RHSA-2026:58558 ↗
- https://access.redhat.com/errata/RHSA-2026:58573 ↗
- https://access.redhat.com/errata/RHSA-2026:58574 ↗
- https://access.redhat.com/errata/RHSA-2026:58981 ↗
- https://access.redhat.com/errata/RHSA-2026:61783 ↗
- https://access.redhat.com/errata/RHSA-2026:62409 ↗
- https://access.redhat.com/errata/RHSA-2026:63041 ↗
- https://access.redhat.com/errata/RHSA-2026:63044 ↗
- https://access.redhat.com/errata/RHSA-2026:63100 ↗
- https://access.redhat.com/errata/RHSA-2026:65839 ↗
- https://access.redhat.com/errata/RHSA-2026:65851 ↗
- https://access.redhat.com/errata/RHSA-2026:67857 ↗
- https://access.redhat.com/errata/RHSA-2026:67935 ↗
- https://access.redhat.com/errata/RHSA-2026:70586 ↗
- https://access.redhat.com/errata/RHSA-2026:70615 ↗
- https://access.redhat.com/errata/RHSA-2026:72394 ↗
- https://access.redhat.com/errata/RHSA-2026:72395 ↗
- https://access.redhat.com/errata/RHSA-2026:72399 ↗
- https://access.redhat.com/errata/RHSA-2026:72470 ↗
- https://access.redhat.com/errata/RHSA-2026:72475 ↗
- https://access.redhat.com/errata/RHSA-2026:72476 ↗
- https://access.redhat.com/errata/RHSA-2026:72502 ↗
- https://access.redhat.com/errata/RHSA-2026:73909 ↗
- https://access.redhat.com/errata/RHSA-2026:73959 ↗
- https://access.redhat.com/errata/RHSA-2026:73960 ↗
- https://access.redhat.com/errata/RHSA-2026:73961 ↗
- https://access.redhat.com/errata/RHSA-2026:73962 ↗
- https://access.redhat.com/errata/RHSA-2026:74458 ↗
- https://access.redhat.com/errata/RHSA-2026:74459 ↗
- https://access.redhat.com/errata/RHSA-2026:74460 ↗
- https://access.redhat.com/errata/RHSA-2026:74461 ↗
- https://access.redhat.com/errata/RHSA-2026:74462 ↗
- https://access.redhat.com/errata/RHSA-2026:74463 ↗
- https://access.redhat.com/errata/RHSA-2026:74674 ↗
- https://access.redhat.com/errata/RHSA-2026:82061 ↗
- https://access.redhat.com/errata/RHSA-2026:82304 ↗
- https://access.redhat.com/errata/RHSA-2026:82322 ↗
- https://access.redhat.com/errata/RHSA-2026:82336 ↗
- https://access.redhat.com/errata/RHSA-2026:82347 ↗
- https://access.redhat.com/errata/RHSA-2026:82354 ↗
- https://access.redhat.com/errata/RHSA-2026:82371 ↗
- https://access.redhat.com/errata/RHSA-2026:82372 ↗
- https://access.redhat.com/errata/RHSA-2026:82857 ↗
- https://access.redhat.com/errata/RHSA-2026:82888 ↗
- https://access.redhat.com/security/cve/CVE-2026-14164 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=2493411 ↗
- https://github.com/libarchive/libarchive/issues/3069 ↗
- https://github.com/libarchive/libarchive/pull/3071 ↗