A flaw was found in SQLite. This use-after-free vulnerability exists in the expression parsing and memory management logic. A remote attacker can exploit this by crafting malicious SQL queries, which leads to invalid memory access. This can result in an application crash and the leakage of sensitive memory information.

Red Hat Product Security has evaluated CVE-2026-51300, which claims a Use-After-Free vulnerability in SQLite. After conducting independent analysis of the affected SQLite versions, Red Hat has determined that this vulnerability does not affect our products. SQLite upstream have confirmed this CVE as fictitious (https://sqlite.org/forum/forumpost/e2b966c8fc). This CVE has been marked as Rejected by the assigning CNA. Red Hat Enterprise Linux 10 Not affected sqlite Red Hat Enterprise Linux 6 Not affected sqlite Red Hat Enterprise Linux 7 Not affected sqlite Red Hat Enterprise Linux 8 Not affected mingw-sqlite Red Hat Enterprise Linux 8 Not affected nodejs:22/nodejs Red Hat Enterprise Linux 8 Not affected nodejs:24/nodejs Red Hat Enterprise Linux 8 Not affected rust-toolset:rhel8/rust Red Hat Enterprise Linux 8 Not affected sqlite Red Hat Enterprise Linux 9 Not affected nodejs:22/nodejs Red Hat Enterprise Linux 9 Not affected nodejs:24/nodejs Red Hat Enterprise Linux 9 Not affected rust Red Hat Enterprise Linux 9 Not affected sqlite Red Hat Enterprise Linux AI (RHEL AI) 3 Not affected rust Red Hat Hardened Images Not affected sqlite Red Hat OpenShift Container Platform 4 Not affected rhcos https://www.cve.org/CVERecord?id=CVE-2026-51300 https://nvd.nist.gov/vuln/detail/CVE-2026-51300 https://github.com/programmervuln/cveadvisory-/blob/main/CVE-2026-51300 https://github.com/sqlite/sqlite/blob/master/src/expr.c https://sqlite.org/forum/forumpost/e2b966c8fc