Security Bulletin: Vulnerability in MessagePack affects IBM watsonx Assistant Cartridge and IBM watsonx Orchestrate with watsonx Assistant Cartridge.

Summary Potential vulnerability in MessagePack has been identified that affects IBM watsonx Assistant Cartridge and IBM watsonx Orchestrate with watsonx Assistant Cartridge - Assistant Builder Component. . The vulnerability have been addressed. Refer to details for additional information...

SUSE-SU-2026:23169-1 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...

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...

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...

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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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...

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...

AZL-91746 CVE-2026-57585 affecting package python-msgpack for versions less than 1.0.5-3

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...

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...

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...

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

Impact If the Unpacker is used repeatedly after an error occurs, the process may crash with a SEGV. If the Unpacker is used repeatedly to unpack untrusted input from external sources, it may be vulnerable to a DoS attack. Patches v1.2.1 Workarounds Users should create a new Unpacker instead of...

GHSA-6V7P-G79W-8964 MessagePack for Python: Out-of-bounds read / crash on Unpacker reuse after a caught error

Impact If the Unpacker is used repeatedly after an error occurs, the process may crash with a SEGV. If the Unpacker is used repeatedly to unpack untrusted input from external sources, it may be vulnerable to a DoS attack. Patches v1.2.1 Workarounds Users should create a new Unpacker instead of...