CVE-2019-19927

LOW

Description

In the Linux kernel 5.0.0-rc7 (as distributed in ubuntu/linux.git on kernel.ubuntu.com), mounting a crafted f2fs filesystem image and performing some operations can lead to slab-out-of-bounds read access in ttm_put_pages in drivers/gpu/drm/ttm/ttm_page_alloc.c. This is related to the vmwgfx or ttm module.

References

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html

https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19927

https://github.com/torvalds/linux/commit/453393369dc9806d2455151e329c599684762428

https://github.com/torvalds/linux/commit/a66477b0efe511d98dde3e4aaeb189790e6f0a39

https://github.com/torvalds/linux/commit/ac1e516d5a4c56bf0cb4a3dfc0672f689131cfd4

https://security.netapp.com/advisory/ntap-20200204-0002/

Details

Source: MITRE

Published: 2019-12-31

Updated: 2020-05-14

Type: CWE-125

Risk Information

CVSS v2.0

Base Score: 3.6

Vector: AV:L/AC:L/Au:N/C:P/I:N/A:P

Impact Score: 4.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3.0

Base Score: 6

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

Impact Score: 5.2

Exploitability Score: 0.8

Severity: MEDIUM