CVE-2017-8065

Severity: high (CVSS 7.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-04-23 · updated 2026-06-17
Weakness: CWE-119

Description

crypto/ccm.c in the Linux kernel 4.9.x and 4.10.x through 4.10.12 interacts incorrectly with the CONFIG_VMAP_STACK option, which allows local users to cause a denial of service (system crash or memory corruption) or possibly have unspecified other impact by leveraging use of more than one virtual page for a DMA scatterlist.

Affected products

Linux kernel: 4.9, 4.9.1, 4.9.2, 4.9.3, 4.9.4, 4.9.5 (+26)

References

http://www.openwall.com/lists/oss-security/2017/04/16/4
http://www.securityfocus.com/bid/97994
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3b30460c5b0ed762be75a004e924ec3f8711e032
https://github.com/torvalds/linux/commit/3b30460c5b0ed762be75a004e924ec3f8711e032
http://www.openwall.com/lists/oss-security/2017/04/16/4
http://www.securityfocus.com/bid/97994
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3b30460c5b0ed762be75a004e924ec3f8711e032
https://github.com/torvalds/linux/commit/3b30460c5b0ed762be75a004e924ec3f8711e032

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