USN-8582-1

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USN-8582-1

Summary: jbig2dec vulnerabilities

Details: Zeng Yunxiang and Song Jiaxuan discovered that jbig2dec had an out-of-bounds read vulnerability in its command-line tool. An attacker could possibly use this issue to cause jbig2dec to crash, resulting in a denial of service. This issue only affected Ubuntu 22.04 LTS. (CVE-2023-46361) It was discovered that jbig2dec had an integer overflow in the jbig2_arith_iaid_ctx_new() function. An attacker could possibly use this issue to cause a denial of service. (CVE-2026-38076)

References: https://ubuntu.com/security/notices/USN-8582-1, https://ubuntu.com/security/CVE-2023-46361, https://ubuntu.com/security/CVE-2026-38076