VDB
DEBIAN-CVE-2026-23412
DEBIAN-CVE-2026-23412
PUBLISHED
CVSS 7.800000190734863 HIGH
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: <TASK> 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.
Risk Scores
CVSS 3.1
7.800000190734863
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:14 | linux | 6.12.73-1, 0, 6.12.38-1 |
| Debian:13 | linux | 6.12.41-1, 6.12.43-1~bpo12+1, 6.12.48-1 |
Exploit Intelligence
- 4593.2.0.yml (github-poc)
- 4628.1.0.yml (github-poc)
Timeline
- Apr 2, 2026 CVE Published
- Apr 30, 2026 CVE Updated