CVE-2024-42272 — Use of Uninitialized Resource in Linux
Severity
5.5MEDIUMNVD
OSV8.8OSV7.1
EPSS
0.0%
top 93.95%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedAug 17
Latest updateJan 9
Description
In the Linux kernel, the following vulnerability has been resolved:
sched: act_ct: take care of padding in struct zones_ht_key
Blamed commit increased lookup key size from 2 bytes to 16 bytes,
because zones_ht_key got a struct net pointer.
Make sure rhashtable_lookup() is not using the padding bytes
which are not initialized.
BUG: KMSAN: uninit-value in rht_ptr_rcu include/linux/rhashtable.h:376 [inline]
BUG: KMSAN: uninit-value in __rhashtable_lookup include/linux/rhashtable.h:607 [inline]
…
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 Packages10 packages
▶CVEListV5linux/linux03f625505e27f709390a86c9b78d3707f4c23df8 — 7c03ab555eb1ba26c77fd7c25bdf44a0ac23edee+7