Red Hat Security Advisory: libarchive security update
A double free vulnerability (CVE-2025-5914) exists in the libarchive library's RAR format support function archive_read_format_rar_seek_data(). This flaw affects Red Hat Enterprise Linux 8. 6 variants and related products. Libarchive is widely used for handling various archive formats, including GNU tar and cpio, and is integrated into utilities such as bsdtar and python-libarchive. Red Hat has issued an important security advisory addressing this issue with updated packages available for affected versions. No known exploits are reported in the wild at this time.
AI Analysis
Technical Summary
The libarchive library, which supports multiple streaming archive formats, contains a double free vulnerability in the function archive_read_format_rar_seek_data() within archive_read_support_format_rar.c. This vulnerability is tracked as CVE-2025-5914 and affects Red Hat Enterprise Linux 8.6 and its Update Services for SAP Solutions and Telecommunications Update Service variants. The issue could potentially lead to memory corruption or application crashes when processing crafted RAR archives. Red Hat has released updated libarchive packages to remediate this vulnerability as detailed in advisory RHSA-2025:14808.
Potential Impact
The vulnerability allows a double free condition during processing of RAR archives, which may cause memory corruption or crashes in applications using libarchive. This could impact utilities and software relying on libarchive for archive extraction or reading, such as bsdtar and python-libarchive. No public exploits are known, and the advisory rates the impact as Important (high severity).
Mitigation Recommendations
Red Hat has released updated libarchive packages for affected Red Hat Enterprise Linux 8.6 variants. Users should apply these official updates as described in Red Hat advisory RHSA-2025:14808 and the linked article https://access.redhat.com/articles/11258. Applying these updates will remediate the double free vulnerability. Patch status is confirmed as available via these vendor-provided packages.
Red Hat Security Advisory: libarchive security update
Description
A double free vulnerability (CVE-2025-5914) exists in the libarchive library's RAR format support function archive_read_format_rar_seek_data(). This flaw affects Red Hat Enterprise Linux 8. 6 variants and related products. Libarchive is widely used for handling various archive formats, including GNU tar and cpio, and is integrated into utilities such as bsdtar and python-libarchive. Red Hat has issued an important security advisory addressing this issue with updated packages available for affected versions. No known exploits are reported in the wild at this time.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The libarchive library, which supports multiple streaming archive formats, contains a double free vulnerability in the function archive_read_format_rar_seek_data() within archive_read_support_format_rar.c. This vulnerability is tracked as CVE-2025-5914 and affects Red Hat Enterprise Linux 8.6 and its Update Services for SAP Solutions and Telecommunications Update Service variants. The issue could potentially lead to memory corruption or application crashes when processing crafted RAR archives. Red Hat has released updated libarchive packages to remediate this vulnerability as detailed in advisory RHSA-2025:14808.
Potential Impact
The vulnerability allows a double free condition during processing of RAR archives, which may cause memory corruption or crashes in applications using libarchive. This could impact utilities and software relying on libarchive for archive extraction or reading, such as bsdtar and python-libarchive. No public exploits are known, and the advisory rates the impact as Important (high severity).
Mitigation Recommendations
Red Hat has released updated libarchive packages for affected Red Hat Enterprise Linux 8.6 variants. Users should apply these official updates as described in Red Hat advisory RHSA-2025:14808 and the linked article https://access.redhat.com/articles/11258. Applying these updates will remediate the double free vulnerability. Patch status is confirmed as available via these vendor-provided packages.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2025:14808
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- null
Threat ID: 6a1f4e87e29bf47b5007ff10
Added to database: 6/2/2026, 9:43:35 PM
Last enriched: 6/2/2026, 10:03:35 PM
Last updated: 6/3/2026, 5:08:07 AM
Views: 2
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