CVE-2023-40791
6.3 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H
6 Medium
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
5.1%
extract_user_to_sg in lib/scatterlist.c in the Linux kernel before 6.4.12 fails to unpin pages in a certain situation, as demonstrated by a WARNING for try_grab_page.
Affected configurations
References
cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.12
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f443fd5af5dbd531f880d3645d5dd36976cf087f
lkml.org/lkml/2023/8/3/323
lore.kernel.org/linux-crypto/20571.1690369076%40warthog.procyon.org.uk/
security.netapp.com/advisory/ntap-20231110-0009/
Related
6.3 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H
6 Medium
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
5.1%