UBUNTU-CVE-2025-64505

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

libpng 缓冲区错误漏洞

libpng is an open source PNG reference library from The PNG Development Group that enables the creation, reading and writing of PNG graphic files. A buffer error vulnerability exists in libpng version 1.6.0 through versions prior to 1.6.51, which stems from a heap buffer overflow in the...

libpng 缓冲区错误漏洞

libpng is an open source PNG reference library from The PNG Development Group that enables the creation, reading and writing of PNG graphic files. A buffer error vulnerability exists in libpng version 1.6.0 through versions prior to 1.6.51, which stems from a heap buffer out-of-bounds read in the...

libpng 缓冲区错误漏洞

libpng is an open source PNG reference library from The PNG Development Group that enables creation, reading and writing of PNG graphic files. A buffer error vulnerability exists in libpng versions prior to 1.6.51, which stems from a heap buffer out-of-bounds read in the pngdoquantize function wh...

libpng 缓冲区错误漏洞

libpng is an open source PNG reference library from The PNG Development Group that enables the creation, reading and writing of PNG graphic files. A buffer error vulnerability exists in libpng version 1.6.0 through versions prior to 1.6.51, which stems from an out-of-bounds read in the...

CVE-2025-65018 LIBPNG is vulnerable to a heap buffer overflow in `png_combine_row` triggered via `png_image_finish_read`

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. From version 1.6.0 to before 1.6.51, there is a heap buffer overflow vulnerability in the libpng simplified API function pngimagefinishread when processing...

CVE-2025-65018

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. From version 1.6.0 to before 1.6.51, there is a heap buffer overflow vulnerability in the libpng simplified API function pngimagefinishread when processing...

CVE-2025-65018 LIBPNG is vulnerable to a heap buffer overflow in `png_combine_row` triggered via `png_image_finish_read`

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. From version 1.6.0 to before 1.6.51, there is a heap buffer overflow vulnerability in the libpng simplified API function pngimagefinishread when processing...

CVE-2025-65018

LIBPNG has a heap-related issue: CVE-2025-65018 was fixed by upgrading to 1.6.51, but a regression (CVE-2026-22695) reintroduced a heap over-read in 1.6.51–1.6.53 when processing interlaced 16-bit PNGs with 8-bit output and non-minimal row stride. This is addressed in libpng 1.6.54. Affected: lib...

CVE-2025-64720

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. From version 1.6.0 to before 1.6.51, an out-of-bounds read vulnerability exists in pngimagereadcomposite when processing palette images with PNGFLAGOPTIMIZEALP...

CVE-2025-64720 LIBPNG is vulnerable to a buffer overflow in `png_image_read_composite` via incorrect palette premultiplication

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. From version 1.6.0 to before 1.6.51, an out-of-bounds read vulnerability exists in pngimagereadcomposite when processing palette images with PNGFLAGOPTIMIZEALP...

CVE-2025-64720

Summary (CVE-2025-64720) libpng up to version 1.6.50 contains an out-of-bounds read in png_image_read_composite when processing palette images with PNG_FLAG_OPTIMIZE_ALPHA, due to incorrect background compositing during premultiplication that violates an invariant. The issue is fixed in version 1...

CVE-2025-64506

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. From version 1.6.0 to before 1.6.51, a heap buffer over-read vulnerability exists in libpng's pngwriteimage8bit function when processing 8-bit images through t...

CVE-2025-64506 LIBPNG is vulnerable to a heap buffer over-read in `png_write_image_8bit` with grayscale+alpha or RGB/RGBA images

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. From version 1.6.0 to before 1.6.51, a heap buffer over-read vulnerability exists in libpng's pngwriteimage8bit function when processing 8-bit images through t...

CVE-2025-64506

LIBPNG CVE-2025-64506 is a heap over-read vulnerability in png_write_image_8bit when convert_to_8bit is enabled (versions 1.6.0 through before 1.6.51). It affects 8-bit grayscale+alpha, RGB/RGBA, and images with incomplete row data; a conditional guard allows 8-bit input to enter code path expect...

CVE-2025-64505

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

CVE-2025-64505 LIBPNG is vulnerable to a heap buffer overflow in `png_do_quantize` via malformed palette index

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

CVE-2025-64505 LIBPNG is vulnerable to a heap buffer overflow in `png_do_quantize` via malformed palette index

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

CVE-2025-64505

CVE-2025-64505 describes a heap buffer over-read in libpng’s png_do_quantize when processing PNGs with malformed palette indices, caused by improper bounds checking of palette_lookup against externally supplied image data. The vulnerability is fixed in libpng 1.6.51. Connected advisories note pac...

CVE-2025-64505 LIBPNG is vulnerable to a heap buffer overflow in `png_do_quantize` via malformed palette index

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