Description
An issue was discovered in the Linux kernel before 5.0.19. The XFRM subsystem has a use-after-free, related to an xfrm_state_fini panic, aka CID-dbb2483b2a46.
References (5)
Core 5
Core References
Mailing List, Release Notes, Vendor Advisory x_refsource_misc
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.19
Exploit, Mailing List, Third Party Advisory x_refsource_misc
https://syzkaller.appspot.com/bug?id=f99edaeec58ad40380ed5813d89e205861be2896
Exploit, Third Party Advisory x_refsource_misc
https://sites.google.com/view/syzscope/warning-in-xfrm_state_fini-2
Mailing List, Patch, Vendor Advisory x_refsource_misc
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=dbb2483b2a46fbaf833cfb5deb5ed9cace9c7399
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20210720-0003/
Scores
CVSS v3
7.8
EPSS
0.0007
EPSS Percentile
22.1%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-416
Status
published
Products (22)
linux/linux_kernel
< 5.0.19
netapp/aff_8300_firmware
netapp/aff_8700_firmware
netapp/aff_a400_firmware
netapp/aff_a700s_firmware
netapp/cloud_backup
netapp/fabric-attached_storage_a400_firmware
netapp/fas_8300_firmware
netapp/fas_8700_firmware
netapp/h300e_firmware
... and 12 more
Published
Jun 07, 2021
Tracked Since
Feb 18, 2026