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USN-8582-1: jbig2dec vulnerabilities

USN-8582-1: jbig2dec vulnerabilities

Ubuntu July 21, 2026

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 )

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 )

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 )

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 )

In general, a standard system update will make all the necessary changes.

The problem can be corrected by updating your system to the following package versions:

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