Cyber Resilience

CVE-2023-40791

Linux Kernel ≤ 6.4.12

Public PoC
Published
16 October 2023
Modified
21 November 2024
Patch / advisory
View advisory
CVSS Score v3.1 6.3
Click a component to see what it means
Raw vectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H
EPSS Score 0.0045 37th percentile
Risk Priority 41 floored blend · peak EPSS

Summary

CVE-2023-40791 is a medium-severity an unspecified weakness vulnerability in Linux Linux Kernel. Its CVSS base score is 6.3 (Medium).

Operationally, ranked at the 37th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability Data

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.

CWE(s)
NVD-CWE-noinfo

Related Threats

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Affected Assets

linux
linux kernel
≤ 6.4.12
netapp
h300s firmware
all versions
netapp
h500s firmware
all versions
netapp
h700s firmware
all versions
netapp
h410s firmware
all versions

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References