CVE-2024-42109 — Use After Free in Linux
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 97.34%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJul 30
Latest updateDec 12
Description
In the Linux kernel, the following vulnerability has been resolved:
netfilter: nf_tables: unconditionally flush pending work before notifier
syzbot reports:
KASAN: slab-uaf in nft_ctx_update include/net/netfilter/nf_tables.h:1831
KASAN: slab-uaf in nft_commit_release net/netfilter/nf_tables_api.c:9530
KASAN: slab-uaf int nf_tables_trans_destroy_work+0x152b/0x1750 net/netfilter/nf_tables_api.c:9597
Read of size 2 at addr ffff88802b0051c4 by task kworker/1:1/45
[..]
Workqueue: events nf_tables_…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6
Affected Packages6 packages
▶CVEListV5linux/linuxf22954f8c58fd5f5489f5980796914e306757e77 — 3325628cb36b7f216c5716e7b5124d9dc81199e4+6