do_tls_getsockopt in net/tls/tls_main.c in the Linux kernel through 6.2.6 lacks a lock_sock call, leading to a race condition (with a resultant use-after-free or NULL pointer dereference).
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Score 7.0 from GitHub Security Advisory (severity: HIGH) published 2023-03-16. NVD baseline CVSS 7.0; sources differ by 0.0.
do_tls_getsockopt in net/tls/tls_main.c in the Linux kernel through 6.2.6 lacks a lock_sock call, leading to a race condition (with a resultant use-after-free or NULL pointer dereference).
March 16, 2023
May 5, 2025
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
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Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
do_tls_getsockopt in net/tls/tls_main.c in the Linux kernel through 6.2.6 lacks a lock_sock call leading to a race condition (with a resultant use-after-free or NULL pointer dereference).
RHSA-2023:3708 — Moderate
RHSA-2023:3723 — Moderate
RHSA-2023:3819 — Moderate
RHSA-2023:3847 — Moderate
RHSA-2023:4789 — Moderate
RHSA-2023:4801 — Moderate
RHSA-2023:4814 — Moderate
Linux kernel (OEM) vulnerabilities
Linux kernel vulnerabilities
Linux kernel vulnerabilities
Linux kernel vulnerabilities
Linux kernel vulnerabilities
Linux kernel vulnerabilities
Linux kernel vulnerabilities
Linux kernel vulnerabilities
Linux kernel vulnerabilities
Linux kernel (Azure) vulnerabilities
Linux kernel (Azure) vulnerabilities
Linux kernel (Azure) vulnerabilities
Linux kernel (Azure CVM) vulnerabilities
Linux kernel (OEM) vulnerabilities
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msrc · redhat