Description
An issue was discovered in the Linux kernel through 5.18.14. xfrm_expand_policies in net/xfrm/xfrm_policy.c can cause a refcount to be dropped twice.
References (6)
Core 6
Core References
Mailing List, Patch, Third Party Advisory x_refsource_misc
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=f85daf0e725358be78dfd208dea5fd665d8cb901
Patch, Third Party Advisory x_refsource_misc
https://github.com/torvalds/linux/commit/f85daf0e725358be78dfd208dea5fd665d8cb901
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2022/dsa-5207
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20220901-0007/
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2022/09/msg00011.html
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html
Scores
CVSS v3
5.5
EPSS
0.0003
EPSS Percentile
7.0%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
Status
published
Products (25)
debian/debian_linux
10.0
debian/debian_linux
11.0
linux/linux_kernel
< 5.18.14
netapp/a700s_firmware
netapp/active_iq_unified_manager
netapp/aff_500f_firmware
netapp/aff_8300_firmware
netapp/aff_8700_firmware
netapp/aff_a250_firmware
netapp/aff_a400_firmware
... and 15 more
Published
Jul 27, 2022
Tracked Since
Feb 18, 2026