USN-8202-2 jq vulnerabilities

USN-8202-1 fixed vulnerabilities in jq. This update provides the corresponding update to Ubuntu 26.04 LTS. Original advisory details: It was discovered that jq did not correctly handle certain string concatenations. An attacker could possibly use this issue to cause a denial of service or execute...

USN-8202-1: jq vulnerabilities

It was discovered that jq did not correctly handle certain string concatenations. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue was addressed in Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS...

CVE-2026-40164

jq is a command-line JSON processor. Before commit 0c7d133c3c7e37c00b6d46b658a02244fdd3c784, jq used MurmurHash3 with a hardcoded, publicly visible seed 0x432A9843 for all JSON object hash table operations, which allowed an attacker to precompute key collisions offline. By supplying a crafted JSO...

CVE-2026-40164

CVE-2026-40164 affects jq, a command-line JSON processor, due to a hashing vulnerability introduced by using MurmurHash3 with a hardcoded seed (0x432A9843) for all object hash table operations prior to commit 0c7d133c3c7e37c00b6d46b658a02244fdd3c784. An attacker can craft a ~100 KB JSON object wh...