CVE-2025-64720-PoC

CVE-2025-64720: libpng Buffer Overflow in Palette Premultiplication Status : Patched Severity : High CVE ID : CVE-2025-64720 Discovery Date : 2025-11-XX Public Disclosure : 2025-11-21 Overview Summary An out-of-bounds read vulnerability exists in libpng's pngimagereadcomposite function when...

CVE-2021-40449-Exploit

CVE-2021-40449-Exploit olny worker on windows 10 14393,and windows 10 17763 Use Palette to Spay and RtlSetAllBits to Write...

CVE-2026-112259

A flaw was found in GIMP. Importing a crafted SBZ palette without a color-model attribute can cause a NULL pointer dereference during string comparison, resulting in denial of service of the GIMP application...

CVE-2026-112259

A flaw was found in GIMP. Importing a crafted SBZ palette without a color-model attribute can cause a NULL pointer dereference during string comparison, resulting in denial of service of the GIMP application. Mitigation Avoid importing untrusted SBZ palette files. If GIMP is unused, remove the gi...

EUVD-2026-104572

A flaw was found in GIMP. Importing a crafted SBZ palette without a color-model attribute can cause a NULL pointer dereference during string comparison, resulting in denial of service of the GIMP application...

CVE-2026-112259

A flaw was found in GIMP. Importing a crafted SBZ palette without a color-model attribute can cause a NULL pointer dereference during string comparison, resulting in denial of service of the GIMP application...

CVE-2020-17057

I wrote this exp based on this blog（https://blogs.360.cn/post/CVE-2020-17057%20detail%20and%20exploit.html），But I ended up with only palette objects with dangling data pointer. Because of type isolation, I can't get arbitrary R/W primitives by using palettes or bitmap objects，If you have a way to...

CVE-2017-20286

A flaw was found in DevIL. A heap-based buffer overflow exists in its palette handling routine when decoding GIF Graphics Interchange Format files. By convincing a user or system to process a specially crafted GIF image, an attacker could trigger out-of-bounds memory writes, potentially leading t...

libpng: LIBPNG buffer overflow

A buffer overflow flaw has been discovered in libpng. An out-of-bounds read vulnerability exists in pngimagereadcomposite when processing palette images with PNGFLAGOPTIMIZEALPHA enabled. The palette compositing code in pnginitreadtransformations incorrectly applies background compositing during...

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 out-of-bounds read in png_image_read_composite

An out of bounds read vulnerability has been discovered in libpng. This vulnerability is in libpng's simplified API allows reading up to 1012 bytes beyond the pngsRGBbase512 array when processing valid palette PNG images with partial transparency and gamma correction. The PNG files that trigger...

cve-2018-8453-exp

cve-2018-8453-exp cve-2018-8453 exp Questo programma è un exploit per cve-2018-8453. Piattaforma di sviluppo\test: x86: windows 10 rs2 15063 x64: windos 10 rs2 16299 Nota: utilizza Palette per leggere/scrivere il kernel Avvertenza importante: questo strumento è destinato esclusivamente alla ricer...

Astra Linux – Vulnerability in libpng1.6

LIBPNG is a reference library used in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. Prior to version 1.6.51, there was a heap buffer over-read vulnerability in the libpng’s pngdoquantize function when processing PNG files with malformed palette...

Astra Linux – Vulnerability in libpng1.6

LIBPNG is a reference library used in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. In versions 1.6.36 through 1.6.55, there was an out-of-bounds read and write vulnerability in libpng’s ARM/AArch64 Neon-optimized palette expansion path. When...

Astra Linux – Vulnerability in libpng1.6

LIBPNG is a reference library used in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. Prior to version 1.6.55, there was an out-of-bounds read vulnerability in the pngsetquantize API function. When this function is called without a histogram and th...

Astra Linux – Vulnerability in libpng1.6

LIBPNG is a reference library used in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. Prior to version 1.6.52, there was an out-of-bounds read vulnerability in libpng’s simplified API, allowing for reading of up to 10^12 bytes beyond the...

AlmaLinux 9.6 [TuxCare] Security Update: libpng15 (ALMALINUX9.6:CLSA-2026:1785493623)

The AlmaLinux 9.6 host has a package installed that is affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1785493623 advisory. - LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files...

Rocky Linux 9 [CIQ] Security Update: libpng / libpng-debuginfo / libpng-debugsource / libpng-devel / etc (crlsa-2026_14791)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202614791 advisory. libpng: libpng: Information disclosure and denial of service via out-of-bounds read/write in Neon palette expansion CVE-2026-33636 Tenable has extracted the...

AlmaLinux 9.2 [TuxCare] Security Update: libpng / libpng-devel / libpng-static / libpng-tools (ALMALINUX9.2:CLSA-2025:1765288864)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1765288864 advisory. - LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files...

AlmaLinux 9.2 [TuxCare] Security Update: libpng / libpng-devel / libpng-static / libpng-tools (ALMALINUX9.2:CLSA-2026:1768212418)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1768212418 advisory. - LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files...