JasPer JPEG2000 Encoder jpc_enc.c jpc_floorlog2 assertion_CVE-2025-8836

4.8 / 10

MEDIUM

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

Description

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.

Basic Information

ID CVE-2025-8836

Source VulDB

Published Aug 11, 2025 at 07:32

Affected Product

Vendor n/a

Product JasPer

Version 4.2.0

Affected Versions n/a JasPer 4.2.0
n/a JasPer 4.2.1
n/a JasPer 4.2.2
n/a JasPer 4.2.3
n/a JasPer 4.2.4
n/a JasPer 4.2.5

CWE Classification

CWE-617

References

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    "lastseen": "",
    "description": "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.",
    "published": "2025-08-11T07:32:08.430Z",
    "modified": "2025-08-11T07:32:08.430Z",
    "type": "cve",
    "title": "JasPer JPEG2000 Encoder jpc_enc.c jpc_floorlog2 assertion",
    "source": "VulDB",
    "references": "https://vuldb.com/?id.319370\nhttps://vuldb.com/?ctiid.319370\nhttps://vuldb.com/?submit.622409\nhttps://github.com/jasper-software/jasper/issues/401\nhttps://drive.google.com/file/d/1pPgndhHh2z0lk99Wt31W-XIW3XWt8FB3/view?usp=drive_link\nhttps://github.com/jasper-software/jasper/commit/79185d32d7a444abae441935b20ae4676b3513d4",
    "id": "CVE-2025-8836",
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    "sourceData": "n/a JasPer 4.2.0\nn/a JasPer 4.2.1\nn/a JasPer 4.2.2\nn/a JasPer 4.2.3\nn/a JasPer 4.2.4\nn/a JasPer 4.2.5",
    "sourceHref": "",
    "cvss": {
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