CVE-2019-25045 Information

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.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.19 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=dbb2483b2a46fbaf833cfb5deb5ed9cace9c7399 https://syzkaller.appspot.com/bug?id=f99edaeec58ad40380ed5813d89e205861be2896 https://sites.google.com/view/syzscope/warning-in-xfrm_state_fini-2 https://security.netapp.com/advisory/ntap-20210720-0003/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8