CVE-2026-38076
An integer overflow in the jbig2_arith_iaid_ctx_new() function of Artifex commit cc37d0 allows attackers to cause a Denial of Service (DoS) via a crafted input.
CSIRTS triage
- What
- There is an out-of-bounds read vulnerability that can cause jbig2dec to crash.
- Who is affected
- Users of jbig2dec on Ubuntu 22.04 LTS.
- Urgency
- Remediation is necessary to prevent denial of service due to the identified vulnerabilities.
- Action
- Update jbig2dec to the latest version to mitigate the vulnerabilities.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.43% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 36% of all EPSS-scored CVEs.
Advisory coverage (2)
- unknownUSN-8582-1: jbig2dec vulnerabilitiesubuntu · 2026-07-21
- highCVE-2026-38076: An integer overflow in the jbig2_arith_iaid_ctx_new() function of Artifex commit cc37d0 allows…nvd · 2026-07-09
External references
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