CVE-2025-64505
Published: 11/25/2025 00:15:47
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 png_do_quantize function when processing PNG files with malformed palette indices. The vulnerability occurs when palette_lookup array bounds are not validated against externally-supplied image data, allowing an attacker to craft a PNG file with out-of-range palette indices that trigger out-of-bounds memory access. This issue has been patched in version 1.6.51.
MEDIUM
CVSS v3: 6.1
CVSS v3: 6.1
Status
| DocFilters Release | Package | State | Justification | Comment |
|---|---|---|---|---|
| 0.0.0.1 | libpng (1.6.40) | Needs Triage | ||
| 25.4 | libpng (1.6.40) | Needs Triage | ||
| 25.3 | libpng (1.6.40) | Needs Triage | ||
| 25.2 | libpng (1.6.40) | Needs Triage | ||
| 25.1.1 | libpng (1.6.40) | Needs Triage | ||
| 25.1 | libpng (1.6.40) | Needs Triage | ||
| 24.4 | libpng (1.6.40) | Needs Triage | ||
| 24.4.0 | libpng (1.6.40) | Needs Triage | ||
| 24.3 | libpng (1.6.40) | Needs Triage | ||
| 24.2.1 | libpng (1.6.40) | Needs Triage | ||
| 24.2 | libpng (1.6.40) | Needs Triage | ||
| 24.1 | libpng (1.6.40) | Needs Triage | ||
| 23.3 | libpng (1.6.40) | Needs Triage | ||
| 23.2.1 | libpng (1.6.37) | Needs Triage | ||
| 23.2 | libpng (1.6.37) | Needs Triage | ||
| 23.1 | libpng (1.6.37) | Needs Triage | ||
| 22.4 | libpng (1.6.37) | Needs Triage | ||
| 22.3 | libpng (1.6.37) | Needs Triage | ||
| 22.2 | libpng (1.6.37) | Needs Triage | ||
| 22.1 | libpng (1.6.37) | Needs Triage | ||
| 21.11.1 | libpng (1.6.37) | Needs Triage | ||
| 21.11 | libpng (1.6.37) | Needs Triage | ||
| 21.8.1 | libpng (1.6.37) | Needs Triage | ||
| 21.8 | libpng (1.6.37) | Needs Triage | ||
| 21.5.1 | libpng (1.6.37) | Needs Triage | ||
| 21.5.0 | libpng (1.6.37) | Needs Triage | ||
| 21.2.0 | libpng (1.6.37) | Needs Triage | ||
| 11.4.20 | libpng (1.6.37) | Needs Triage | ||
| 11.4.19.3667 | libpng (1.6.37) | Needs Triage | ||
| 11.4.18.3599 | libpng (1.6.37) | Needs Triage | ||
| 11.4.17 | libpng (1.6.37) | Needs Triage | ||
| 11.4.16.3445 | libpng (1.6.28) | Needs Triage | ||
| 11.4.15.3368 | libpng (1.6.28) | Needs Triage | ||
| 11.4.14.3263 | libpng (1.6.28) | Needs Triage | ||
| 11.4.13.3179 | libpng (1.6.28) | Needs Triage | ||
| 11.4.12.3054 | libpng (1.6.28) | Needs Triage | ||
| 11.4.11.3040 | libpng (1.6.28) | Needs Triage | ||
| 11.4.11.2990 | libpng (1.6.28) | Needs Triage | ||
| 11.4.10.2934 | libpng (1.6.28) | Needs Triage | ||
| 11.4.9.2878 | libpng (1.6.28) | Needs Triage | ||
| 11.4.8.2822 | libpng (1.6.28) | Needs Triage |
Severity score breakdown
Attack Complexity
LOW
Attack Vector
LOCAL
Availability Impact
HIGH
Base Score
6.1
Base Severity
MEDIUM
Confidentiality Impact
LOW
Integrity Impact
NONE
Privileges Required
NONE
Scope
UNCHANGED
User Interaction
REQUIRED
Vector String
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Version
3.1