CVE-2025-8836
Publication date 11 August 2025
Last updated 13 August 2025
Ubuntu priority
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.
Why is this CVE low priority?
localhost access is needed
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| jasper | 25.04 plucky | Not in release |
| 24.04 LTS noble | Not in release | |
| 22.04 LTS jammy | Not in release | |
| 16.04 LTS xenial |
Needs evaluation
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
3.3 · Low
|
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | Low |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
References
Other references
- https://www.cve.org/CVERecord?id=CVE-2025-8836
- https://github.com/jasper-software/jasper/issues/401
- https://github.com/jasper-software/jasper/commit/79185d32d7a444abae441935b20ae4676b3513d4
- https://drive.google.com/file/d/1pPgndhHh2z0lk99Wt31W-XIW3XWt8FB3/view?usp=drive_link
- https://vuldb.com/?ctiid.319370
- https://vuldb.com/?id.319370
- https://vuldb.com/?submit.622409