libarchive: Double-Free Vulnerability in RAR5 Decompression Logic via dangling filtered_buf pointer in init_unpack()

A double free issue has been identified in libarchive's RAR5 reader. During parsing of a specially crafted RAR5 archive, the filteredbuf pointer may remain stale after being freed during unpacking state reinitialization. Subsequent processing of another archive entry can trigger a second free of...

Moderate: Red Hat Security Advisory: libarchive security update

An update for libarchive is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available...

RHEL 10 : libarchive (RHSA-2026:56954)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:56954 advisory. The libarchive programming library can create and read several different streaming archive formats, including GNU tar, cpio, and ISO 9660 CD-ROM...

CVE-2026-19671 Improper handling of highly compressed data (data amplification) in CISA Malcolm

Malcolm's upload-processing pipeline scripts/safe-extract.py enforces entry-count, nesting-depth, and total-uncompressed-byte limits when extracting container archives zip/tar/rar/7z via libarchive, but those limits are not applied when the uploaded file is a single-stream compressed format .gz,...

CVE-2026-19671

Malcolm's safe-extract.py enforces decompression limits only on container archives (zip/tar/rar/7z) but not on single-stream formats (.gz/.xz/.lzma/.lz). An authenticated user can upload a small gzip bomb that decompresses unboundedly, exhausting the shared Docker volume used by OpenSearch, Logst...

ANT-2026-R8N72JR9 · libarchive · Heap Buffer Overflow

heap-buffer-overflow medium Severity Claude medium · Security research firm medium · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-R8N72JR9: Off-by-one heap buffer overflow in...

Security Bulletin: IBM Financial Transaction Manager v4.0.6.0 is impacted by multiple vulnerabilities in RedHat Universal Base Image

Summary IBM Financial Transaction Manager v4.0.6.0 has addressed the following vulnerabilities. Vulnerability Details CVEID:CVE-2025-5914 DESCRIPTION: A vulnerability has been identified in the libarchive library, specifically within the archivereadformatrarseekdata function. This flaw involves a...

DEBIAN-CVE-2026-74505

In the Linux kernel, the following vulnerability has been resolved: ALSA: 6fire: Fix UAF at error handling during probe Although 6fire driver had a few fixes for dealing with the early error handling during the probe phase, it forgot a pending URB before freeing the resources, which may lead to a...

DEBIAN-CVE-2026-72431

In the Linux kernel, the following vulnerability has been resolved: alloctag: fix use-after-free in /proc/allocinfo after module unload allocinfostart only reinitializes the codetag iterator at position 0. For subsequent reads position 0, it reuses cached iterator state from the previous batch...

DEBIAN-CVE-2026-72111

In the Linux kernel, the following vulnerability has been resolved: bpf: Reset register bounds before narrowing retval range in checkmemaccess When the BPF verifier processes a context load of an LSM hook return value, it calls markregs32range to narrow the register to the hook's valid range...

DEBIAN-CVE-2026-72043

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Fix missing dirty page tracking in pte,pmdwrprotect When hardware page table walker PTW is enabled on LoongArch, the CPU may set PAGEDIRTY directly in the page table entry during a write TLB miss, without going through...

AlmaLinux 10 : libarchive (ALSA-2026:52675)

The remote AlmaLinux 10 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:52675 advisory. libarchive: Double-Free Vulnerability in RAR5 Decompression Logic via dangling filteredbuf pointer in initunpack CVE-2026-14164 Tenable has extracted the precedi...

EUVD-2026-56971

Malcolm is a network traffic analysis tool suite. Prior to version 26.07.0, safe-extract.py protects file extraction with libarchive's secure flags, but creates directory entries with a raw os.makedirsos.path.joindest, entry.pathname that has no traversal protection. An uploaded malicious archive...

libarchive security update

An update is available for libarchive. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The libarchive programming library can create and read several different...

RLSA-2026:52675 Moderate: libarchive security update

The libarchive programming library can create and read several different streaming archive formats, including GNU tar, cpio, and ISO 9660 CD-ROM images. Libarchive is used notably in the bsdtar utility, scripting language bindings such as python-libarchive, and several popular desktop file...

SUSE-SU-2026:23173-1 Security update for libarchive

This update for libarchive fixes the following issues: - creating temporary files in the current working directory instead of the target directory can lead to file creation failures when the working directory is not writable bsc1254340. - file descriptor leak in the mtree parser cleanup path coul...

Security update for libarchive

This update for libarchive fixes the following issues: creating temporary files in the current working directory instead of the target directory can lead to file creation failures when the working directory is not writable bsc1254340. file descriptor leak in the mtree parser cleanup path could le...

RLSA-2026:52674 Moderate: libarchive security update

The libarchive programming library can create and read several different streaming archive formats, including GNU tar, cpio, and ISO 9660 CD-ROM images. Libarchive is used notably in the bsdtar utility, scripting language bindings such as python-libarchive, and several popular desktop file...

libarchive security update

An update is available for libarchive. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The libarchive programming library can create and read several different...

new packages: libarchive

An update is available for libarchive. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list For detailed information on changes in this release, see the Rocky Linux 9...