CVE-2026-6192: Integer Overflow in uclouvain openjpeg
A vulnerability was identified in uclouvain openjpeg up to 2.5.4. This impacts the function opj_pi_initialise_encode in the library src/lib/openjp2/pi.c. The manipulation leads to integer overflow. The attack must be carried out locally. The exploit is publicly available and might be used. The identifier of the patch is 839936aa33eb8899bbbd80fda02796bb65068951. It is suggested to install a patch to address this issue.
AI Analysis
Technical Summary
This vulnerability involves an integer overflow in the opj_pi_initialise_encode function within the openjpeg library (versions 2.5.0 through 2.5.4). The overflow occurs due to improper handling of integer values during encoding initialization. Exploitation requires local access and does not depend on user interaction or elevated privileges beyond local user rights. The vulnerability could potentially be leveraged to cause unexpected behavior or crashes. A patch commit identifier (839936aa33eb8899bbbd80fda02796bb65068951) has been noted, suggesting a fix is available, though no official vendor advisory or remediation level is provided.
Potential Impact
The integer overflow can lead to unexpected behavior in the openjpeg library when encoding images, potentially causing crashes or memory corruption. Since exploitation requires local access and low privileges, the impact is limited to local users. There is no indication of remote exploitation or privilege escalation. The medium CVSS score reflects moderate risk due to local attack vector and limited impact scope.
Mitigation Recommendations
A patch addressing this vulnerability has been identified (commit 839936aa33eb8899bbbd80fda02796bb65068951). It is recommended to apply this patch or upgrade to a version of openjpeg that includes this fix. Since no official vendor advisory or remediation level is available, users should monitor the vendor's channels for confirmation and updated guidance. Until patched, restrict local access to trusted users to reduce risk.
CVE-2026-6192: Integer Overflow in uclouvain openjpeg
Description
A vulnerability was identified in uclouvain openjpeg up to 2.5.4. This impacts the function opj_pi_initialise_encode in the library src/lib/openjp2/pi.c. The manipulation leads to integer overflow. The attack must be carried out locally. The exploit is publicly available and might be used. The identifier of the patch is 839936aa33eb8899bbbd80fda02796bb65068951. It is suggested to install a patch to address this issue.
CVSS v4.0
Score 4.8medium
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves an integer overflow in the opj_pi_initialise_encode function within the openjpeg library (versions 2.5.0 through 2.5.4). The overflow occurs due to improper handling of integer values during encoding initialization. Exploitation requires local access and does not depend on user interaction or elevated privileges beyond local user rights. The vulnerability could potentially be leveraged to cause unexpected behavior or crashes. A patch commit identifier (839936aa33eb8899bbbd80fda02796bb65068951) has been noted, suggesting a fix is available, though no official vendor advisory or remediation level is provided.
Potential Impact
The integer overflow can lead to unexpected behavior in the openjpeg library when encoding images, potentially causing crashes or memory corruption. Since exploitation requires local access and low privileges, the impact is limited to local users. There is no indication of remote exploitation or privilege escalation. The medium CVSS score reflects moderate risk due to local attack vector and limited impact scope.
Mitigation Recommendations
A patch addressing this vulnerability has been identified (commit 839936aa33eb8899bbbd80fda02796bb65068951). It is recommended to apply this patch or upgrade to a version of openjpeg that includes this fix. Since no official vendor advisory or remediation level is available, users should monitor the vendor's channels for confirmation and updated guidance. Until patched, restrict local access to trusted users to reduce risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-04-13T08:41:16.591Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69de21bb82d89c981f275290
Added to database: 4/14/2026, 11:15:07 AM
Last enriched: 5/22/2026, 3:07:11 PM
Last updated: 5/29/2026, 8:06:02 AM
Views: 87
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