libpng: libpng: Information disclosure and denial of service via out-of-bounds read/write in Neon palette expansion

A flaw was found in libpng. A remote attacker could exploit an out-of-bounds read and write vulnerability in the ARM/AArch64 Neon-optimized palette expansion path. This occurs when processing a final partial chunk of 8-bit paletted rows without verifying sufficient input pixels, leading to...

libpng: libpng: Arbitrary code execution due to use-after-free vulnerability

A flaw was found in libpng, a library used for processing PNG Portable Network Graphics image files. This vulnerability arises from improper memory management where a heap-allocated buffer is aliased between internal data structures. When specific functions are called, a freed memory region can...

SUSE-SU-2026:21251-1 Security update for libpng16

This update for libpng16 fixes the following issue: - CVE-2026-34757: libpng: Information disclosure and data corruption via use-after-free vulnerability bsc1261957...

SUSE-SU-2026:21262-1 Security update for libpng16

This update for libpng16 fixes the following issue: - CVE-2026-34757: libpng: Information disclosure and data corruption via use-after-free vulnerability bsc1261957...

MiracleLinux 9 : firefox-140.9.1-1.el9_7.ML.1 (AXSA:2026-469:07)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-469:07 advisory. libpng: libpng: Arbitrary code execution due to use-after-free vulnerability CVE-2026-33416 libpng: libpng: Information disclosure and denial of...

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...

ALSA-2026:9345 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...

MiracleLinux 8 : firefox-140.9.1-1.el8_10.ML.1 (AXSA:2026-480:08)

The remote MiracleLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2026-480:08 advisory. libpng: libpng: Arbitrary code execution due to use-after-free vulnerability CVE-2026-33416 libpng: libpng: Information disclosure and denial of...

RHEL 8 : thunderbird (RHSA-2026:9345)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:9345 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: libpng: libpng: Arbitrary code execution due to use-after-fre...

Security update for libpng15

This update for libpng15 fixes the following issues: CVE-2026-34757: use-after-free in pngsetPLTE, pngsettRNS and pngsethIST can lead to information disclosure and data corruption bsc1261957. CVE-2026-33416: use-after-free via pointer aliasing in pngsettRNS and pngsetPLTE can lead to arbitrary co...

SUSE-SU-2026:1500-1 Security update for libpng15

This update for libpng15 fixes the following issues: - CVE-2026-34757: use-after-free in pngsetPLTE, pngsettRNS and pngsethIST can lead to information disclosure and data corruption bsc1261957. - CVE-2026-33416: use-after-free via pointer aliasing in pngsettRNS and pngsetPLTE can lead to arbitrar...

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...

SDLLMFuzz: Dynamic-Static LLM-Assisted Greybox Fuzzing for Structured Input Programs

Fuzzing has become a widely adopted technique for vulnerability discovery, yet it remains ineffective for structured-input programs due to strict syntactic constraints and limited semantic awareness. Traditional greybox fuzzers rely on mutation-based strategies and coarse-grained coverage feedbac...

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...

CLSA-2026-1776424888 libpng15: Fix of CVE-2026-33416

CVE-2026-33416: fix use-after-free in pngsettRNS and pngsetPLTE due to aliased heap buffers...

CLSA-2026-1776422998 libpng15: Fix of CVE-2026-33416

CVE-2026-33416: fix use-after-free in pngsettRNS and pngsetPLTE due to aliased heap buffers...

libpng16-16-1.6.57-1.1 on GA media (moderate)

libpng16-16-1.6.57-1.1 on GA media Announcement ID: openSUSE-SU-2026:10564-1 Rating: moderate Cross-References: CVE-2026-34757 CVSS scores: CVE-2026-34757 SUSE : 5.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N CVE-2026-34757 SUSE : 5.1...

Fedora 43 : libpng15 (2026-60fce94678)

The remote Fedora 43 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-60fce94678 advisory. fix CVE-2026-25646: heap buffer overflow in pngsetquantize Tenable has extracted the preceding description block directly from the Fedora security advisory...

Fedora 43 : libpng12 (2026-0192882589)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-0192882589 advisory. fix CVE-2026-25646: heap buffer overflow in pngsetquantize Tenable has extracted the preceding description block directly from the Fedora security...