CVE-2026-75466: n/a
Description
libjpeg-turbo version 3.2.0 has an integer division-by-zero vulnerability in its PNG loader. This occurs when processing a valid indexed-color PNG image with a non-gray palette using the functions tj3LoadImage12() or tj3LoadImage16() with the default pixel format. The flaw triggers a division-by-zero in the alloc_sarray() function, causing a SIGFPE signal and resulting in a denial of service condition.
CVSS v3.1
Score 6.5medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-75466 describes an integer division-by-zero vulnerability in libjpeg-turbo 3.2.0's PNG loader. Specifically, when an application processes a valid indexed-color PNG image with a non-gray palette through the functions tj3LoadImage12() or tj3LoadImage16() using the default pixel format, the alloc_sarray() function encounters a division-by-zero error. This leads to a SIGFPE signal, causing the application to crash and resulting in denial of service. The vulnerability is categorized under CWE-369 (Divide By Zero).
Potential Impact
The vulnerability causes a denial of service by crashing the affected application due to a division-by-zero error. There is no indication of confidentiality or integrity impact. The CVSS score is 6.5 (medium severity) with network attack vector, low attack complexity, no privileges required, user interaction required, and no impact on confidentiality or integrity but high impact on availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or workaround has been documented at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mitre
- Date Reserved
- 2026-08-17T00:00:00.000Z
- State
- PUBLISHED
Threat ID: 6a8f3606acd9273b4942626b
Added to database: 08/26/2026, 18:52:54 UTC
Last enriched: 09/10/2026, 10:09:45 UTC
Last updated: 10/10/2026, 06:48:19 UTC
Views: 73
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