thunderbird security update

An update is available for thunderbird. 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 Mozilla Thunderbird is a standalone mail and newsgroup client. Security...

RLSA-2026:8459 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: libpng: libpng: Arbitrary code execution due to use-after-free vulnerability CVE-2026-33416 libpng: libpng: Information disclosure and denial of service via out-of-bounds read/write in Neon palette expansion...

CVE-2026-40493

SAIL is a cross-platform library for loading and saving images with support for animation, metadata, and ICC profiles. Prior to commit c930284445ea3ff94451ccd7a57c999eca3bc979, the PSD codec computes bytes-per-pixel bpp from raw header fields channels depth, but the pixel buffer is allocated base...

RockyLinux 9 : thunderbird (RLSA-2026:8459)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:8459 advisory. libpng: libpng: Arbitrary code execution due to use-after-free vulnerability CVE-2026-33416 libpng: libpng: Information disclosure and denial of service...

JLSEC-2026-138

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.2.0 through 3.2.4, 3.3.0 through 3.3.5, and 3.4.0 through 3.4.2, a memory safety bug in the legacy OpenEXR Python adapter the deprecated...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007530)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007530 advisory. In the Linux kernel, the following vulnerability has been resolved: dm raid: fix address sanitizer warning in raidstatus There is this warning when using a kernel wi...

Unity Linux 20.1070a Security Update: libsoup (UTSA-2026-007283)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007283 advisory. A flaw was identified in the NTLM authentication handling of the libsoup HTTP library, used by GNOME and other applications for network communication. When processin...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007446)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007446 advisory. In the Linux kernel, the following vulnerability has been resolved: usb: early: xhci-dbc: Fix a potential out-of-bound memory access If xdbcbulkwrite fails, the valu...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007603)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007603 advisory. In the Linux kernel, the following vulnerability has been resolved: scsi: scsidebug: Fix out-of-bound read in respreadcap16 The following warning was observed runnin...

FreeBSD : Mozilla -- Memory safety bugs (6ae8f9e5-3a26-11f1-b60b-b42e991fc52e)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 6ae8f9e5-3a26-11f1-b60b-b42e991fc52e advisory. Mozilla reports: Memory safety bugs present in Firefox ESR, Firefox ESR , Thunderbird ESR, and...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007326)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007326 advisory. In the Linux kernel, the following vulnerability has been resolved: dmaengine: nbpfaxi: Fix memory corruption in probe The nbpf-chan array is allocated earlier in th...

MiracleLinux 8 : thunderbird-140.9.0-1.el8_10.ML.1 (AXSA:2026-444:07)

The remote MiracleLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2026-444:07 advisory. firefox: thunderbird: Use-after-free in the JavaScript Engine component CVE-2026-4701 firefox: thunderbird: Memory safety bugs fixed in Firefox ESR...

AlmaLinux 9 : thunderbird (ALSA-2026:8459)

The remote AlmaLinux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2026:8459 advisory. libpng: libpng: Arbitrary code execution due to use-after-free vulnerability CVE-2026-33416 libpng: libpng: Information disclosure and denial of service v...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007476)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007476 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/client: Fully protect modes with dev-modeconfig.mutex The modes array contains pointers to...

CVE-2026-40253

openCryptoki (PKCS#11 library) is affected in versions 3.26.0 and earlier due to BER/DER decoding in the shared asn1.c lacking a buffer length parameter and trusting BER lengths, enabling out-of-bounds reads when malformed BER objects are provided via C_CreateObject, C_UnwrapKey, token loading, o...

CVE-2026-40253 openCryptoki: Memory safety vulnerabilities in BER/DER decoders in asn1.c

openCryptoki is a PKCS11 library and provides tooling for Linux and AIX. In versions 3.26.0 and below, the BER/DER decoding functions in the shared common library asn1.c accept a raw pointer but no buffer length parameter, and trust attacker-controlled BER length fields without validating them...

CVE-2026-40253 openCryptoki: Memory safety vulnerabilities in BER/DER decoders in asn1.c

openCryptoki is a PKCS11 library and provides tooling for Linux and AIX. In versions 3.26.0 and below, the BER/DER decoding functions in the shared common library asn1.c accept a raw pointer but no buffer length parameter, and trust attacker-controlled BER length fields without validating them...

CVE-2026-40253 openCryptoki: Memory safety vulnerabilities in BER/DER decoders in asn1.c

openCryptoki is a PKCS11 library and provides tooling for Linux and AIX. In versions 3.26.0 and below, the BER/DER decoding functions in the shared common library asn1.c accept a raw pointer but no buffer length parameter, and trust attacker-controlled BER length fields without validating them...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability fr...

thunderbird: firefox: Memory safety bugs fixed in Firefox ESR 115.34.1, Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of...