SUSE-SU-2026:3297-1 Security update for python-msgpack-python

This update for python-msgpack-python fixes the following issue: - CVE-2026-57585: Unpacker reuse after a caught error can lead to an out-of-bounds read and a crash bsc1269947...

PT-2026-66528

Name of the Vulnerable Software and Affected Versions MessagePack for Ruby versions prior to 1.8.2 Description A use-after-free issue exists in the MessagePack::Bufferclear function within ext/msgpack/buffer.c. When this function is called, it returns memory pages to a shared pool but fails to...

Security update for python-msgpack

This update for python-msgpack fixes the following issue CVE-2026-57585: Unpacker reuse after a caught error can lead to an out-of-bounds read and a crash bsc1269947. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate or "zypper...

SUSE-SU-2026:3113-1 Security update for python-msgpack

This update for python-msgpack fixes the following issue - CVE-2026-57585: Unpacker reuse after a caught error can lead to an out-of-bounds read and a crash bsc1269947...

CVE-2026-57585 affecting package python-msgpack for versions less than 1.0.5-3

CVE-2026-57585 affecting package python-msgpack for versions less than 1.0.5-3. A patched version of the package is available...

Security update for python-msgpack (important)

openSUSE security update: security update for python-msgpack ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:21239-1 Rating: important References: bsc1269947 Cross-References: CVE-2026-57585 CVSS scores: CVE-2026-57585 SUSE : 7.5...

GO-2026-5838 Mattermost doesn't properly validate msgpack-encoded WebSocket frames before memory allocation in github.com/mattermost/mattermost-server

Mattermost doesn't properly validate msgpack-encoded WebSocket frames before memory allocation in github.com/mattermost/mattermost-server...

OPENSUSE-SU-2026:21239-1 Security update for python-msgpack

This update for python-msgpack fixes the following issue - CVE-2026-57585: reusing an Unpacker instance after an error has been caught can lead to an out-of-bounds read bsc1269947...

MessagePack: Out-of-bounds read/crash on Unpacker reuse after caught error

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SUSE CVE-2026-57585

MessagePack is the serializer implementation for Python msgpack.org. Prior to 1.2.1, there is an Out-of-bounds read/crash on Unpacker reuse after a caught error, potentially leading to a DoS attack. If the Unpacker is used repeatedly after an error occurs, the process may crash with a SEGV. This...

Linux Distros Unpatched Vulnerability : CVE-2026-57585

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - MessagePack is the serializer implementation for Python msgpack.org. Prior to 1.2.1, there is an Out-of- bounds read/crash on Unpacker reuse after a caught erro...

CVE-2026-57585

MessagePack is the serializer implementation for Python msgpack.org. Prior to 1.2.1, there is an Out-of-bounds read/crash on Unpacker reuse after a caught error, potentially leading to a DoS attack. If the Unpacker is used repeatedly after an error occurs, the process may crash with a SEGV. This...

PYSEC-2026-3625

MessagePack is the serializer implementation for Python msgpack.org. Prior to 1.2.1, there is an Out-of-bounds read/crash on Unpacker reuse after a caught error, potentially leading to a DoS attack. If the Unpacker is used repeatedly after an error occurs, the process may crash with a SEGV. This...

DEBIAN-CVE-2026-57585

MessagePack is the serializer implementation for Python msgpack.org. Prior to 1.2.1, there is an Out-of-bounds read/crash on Unpacker reuse after a caught error, potentially leading to a DoS attack. If the Unpacker is used repeatedly after an error occurs, the process may crash with a SEGV. This...

PYSEC-2026-3625

MessagePack is the serializer implementation for Python msgpack.org. Prior to 1.2.1, there is an Out-of-bounds read/crash on Unpacker reuse after a caught error, potentially leading to a DoS attack. If the Unpacker is used repeatedly after an error occurs, the process may crash with a SEGV. This...

CVE-2026-57585

MessagePack is the serializer implementation for Python msgpack.org. Prior to 1.2.1, there is an Out-of-bounds read/crash on Unpacker reuse after a caught error, potentially leading to a DoS attack. If the Unpacker is used repeatedly after an error occurs, the process may crash with a SEGV. This...

EUVD-2026-40423

MessagePack is the serializer implementation for Python msgpack.org. Prior to 1.2.1, there is an Out-of-bounds read/crash on Unpacker reuse after a caught error, potentially leading to a DoS attack. If the Unpacker is used repeatedly after an error occurs, the process may crash with a SEGV. This...

CVE-2026-57585 MessagePack: Out-of-bounds read/crash on Unpacker reuse after caught error

MessagePack is the serializer implementation for Python msgpack.org. Prior to 1.2.1, there is an Out-of-bounds read/crash on Unpacker reuse after a caught error, potentially leading to a DoS attack. If the Unpacker is used repeatedly after an error occurs, the process may crash with a SEGV. This...

CVE-2026-57585

MessagePack is the serializer implementation for Python msgpack.org. Prior to 1.2.1, there is an Out-of-bounds read/crash on Unpacker reuse after a caught error, potentially leading to a DoS attack. If the Unpacker is used repeatedly after an error occurs, the process may crash with a SEGV. This...

CVE-2026-57585

The CVE concerns MessagePack for Python (msgpack). Prior to version 1.2.1, reusing an Unpacker after a caught error can trigger an out-of-bounds read/crash, potentially causing a DoS via SEGV. A fix is available in version 1.2.1. This entry uses concrete details from the connected records (produc...