Description
An issue was discovered in the Linux kernel before 5.0.19. There is an out-of-bounds array access in __xfrm_policy_unlink, which will cause denial of service, because verify_newpolicy_info in net/xfrm/xfrm_user.c mishandles directory validation.
References (8)
Core 8
Core References
Patch, Vendor Advisory x_refsource_misc
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b805d78d300bcf2c83d6df7da0c818b0fee41427
Release Notes x_refsource_misc
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.19
Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2019/09/msg00014.html
Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2019/09/msg00015.html
Third Party Advisory vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html
Third Party Advisory vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20191004-0001/
Vendor Advisory x_refsource_confirm
https://support.f5.com/csp/article/K53420251?utm_source=f5support&%3Butm_medium=RSS
Scores
CVSS v3
4.4
EPSS
0.0522
EPSS Percentile
90.0%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-125
Status
published
Products (4)
debian/debian_linux
8.0
linux/linux_kernel
< 5.0.19
opensuse/leap
15.0
opensuse/leap
15.1
Published
Aug 27, 2019
Tracked Since
Feb 18, 2026