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CVE-2025-8836

CVE-2025-8836 · JasPer JPEG2000 Encoder jpc_enc.c jpc_floorlog2 assertion

This page contains facts from public vulnerability sources. Check the original advisory before updating.

A vulnerability was determined in JasPer up to 4.2.5. Affected by this issue is the function jpc_floorlog2 of the file src/libjasper/jpc/jpc_enc.c of the component JPEG2000 Encoder. The manipulation leads to reachable assertion. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used. The patch is identified as 79185d32d7a444abae441935b20ae4676b3513d4. It is recommended to apply a patch to fix this issue.

CVSS 4.8 · Medium · EPSS 0.2%

Published
Updated

Stack: system

Affected products and versions

  • jasper

    Versions
    • 4.2.0: Affected
    • 4.2.1: Affected
    • 4.2.2: Affected
    • 4.2.3: Affected
    • 4.2.4: Affected
    • 4.2.5: Affected

    No fix published

  • jasper Ubuntu:16.04:LTS

    Versions
    • 1.900.1-debian1-2.4
    • 1.900.1-debian1-2.4ubuntu1
    • 1.900.1-debian1-2.4ubuntu1.1
    • 1.900.1-debian1-2.4ubuntu1.2
    • 1.900.1-debian1-2.4ubuntu1.3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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