๐Ÿ›ก๏ธ CVE-2026-23412
๐ŸŸ  CVSS 7.8 โ€” High โœ… No Known Exploit CWE-416 NVD
7.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

In the Linux kernel, the following vulnerability has been resolved: netfilter: bpf: defer hook memory release until rcu readers are done Yiming Qian reports UaF when concurrent process is dumping hooks via nfnetlink_hooks: BUG: KASAN: slab-use-after-free in nfnl_hook_dump_one.isra.0+0xe71/0x10f0 Read of size 8 at addr ffff888003edbf88 by task poc/79 Call Trace: nfnl_hook_dump_one.isra.0+0xe71/0x10f0 netlink_dump+0x554/0x12b0 nfnl_hook_get+0x176/0x230 [..] Defer release until after concurrent readers have completed.

Details

Severity HIGH
CVSS Score 7.8
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE CWE-416
Public Exploit โœ… No
Source NVD
Published 2026-04-02
Updated 2026-06-02
Modified 2026-04-27

Affected Packages

Software From version Fixed in
linux-kernel โ€” โ€”

Similar Threats

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