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MEDIUM

CVE-2026-22695

CVSS v3

6.1

MEDIUM

EPSS Score

0.2 %

exploit probability, as of 2026-10-19

CISA KEV

No

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • libpngAlmaLinux:10all versions · fixed in 2:1.6.40-8.el10_1.2and 1 other package
  • libpngAlmaLinux:9all versions · fixed in 2:1.6.37-12.el9_7.2and 1 other package
  • libpngAlmaLinux:8all versions · fixed in 2:1.6.34-10.el8_10and 1 other package
  • mingw32-libpngAlmaLinux:8all versions · fixed in 1.6.34-2.el8_10and 3 other packages

Vendor advisories

  • CVE-2026-22695 Red Hat Product Security3,311 products fixed · 61 known affected

    libpng: libpng: Denial of service and information disclosure via heap buffer over-read in png_image_finish_read

    java-1.8.0-openjdk-portable.src as a component of Red Hat build of OpenJDK 1.8 · java-17-openjdk-portable.src as a component of Red Hat build of OpenJDK 17 · java-21-openjdk-portable.src as a component of Red Hat build of OpenJDK 21

  • RHSA-2026:80330 Red Hat Product Security13 products fixed

    Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

  • RHSA-2026:16174 Red Hat Product Security3 products fixed

    Red Hat Security Advisory: Red Hat AI Inference Server 3.3.3 (Spyre)

  • RHSA-2026:12274 Red Hat Product Security1 product fixed

    Red Hat Security Advisory: OpenShift Container Platform 4.12.88 bug fix and security update

  • RHSA-2026:9689 Red Hat Product Security834 products fixed

    Red Hat Security Advisory: java-21-openjdk security update

  • RHSA-2026:9683 Red Hat Product Security780 products fixed

    Red Hat Security Advisory: java-1.8.0-openjdk security update

23 more advisories

Full record on NVD

Description

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network Graphics) raster image files. From 1.6.51 to 1.6.53, there is a heap buffer over-read in the libpng simplified API function png_image_finish_read when processing interlaced 16-bit PNGs with 8-bit output format and non-minimal row stride. This is a regression introduced by the fix for CVE-2025-65018. This vulnerability is fixed in 1.6.54.

Technical details

CVSS v3 Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Published
2026-01-12
Last Modified
2026-01-21

Frequently asked questions

What is CVE-2026-22695?

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network Graphics) raster image files. From 1.6.51 to 1.6.53, there is a heap buffer over-read in the libpng simplified API function png_image_finish_read when processing interlaced 16-bit PNGs with 8-bit output format and non-minimal row stride. This is a regression introduced by the fix for CVE-2025-65018. This vulnerability is fixed in 1.6.54.

Is CVE-2026-22695 actively exploited?

Active exploitation of CVE-2026-22695 has not been confirmed. Its EPSS score was 0.2% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-22695?

CVE-2026-22695 has a CVSS v3 base score of 6.1 (MEDIUM severity), with vector string CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H.

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