CVE-2013-5634

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2013-09-25 · updated 2026-06-16
Weakness: CWE-399

Description

arch/arm/kvm/arm.c in the Linux kernel before 3.10 on the ARM platform, when KVM is used, allows host OS users to cause a denial of service (NULL pointer dereference, OOPS, and host OS crash) or possibly have unspecified other impact by omitting vCPU initialization before a KVM_GET_REG_LIST ioctl call.

Affected products

Linux kernel: through 3.9.11; 3.9.0, 3.9.1, 3.9.2, 3.9.3, 3.9.4, 3.9.5 (+5)

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e8180dcaa8470ceca21109f143876fdcd9fe050a
http://www.openwall.com/lists/oss-security/2013/08/26/4
http://www.securityfocus.com/bid/61995
https://github.com/torvalds/linux/commit/e8180dcaa8470ceca21109f143876fdcd9fe050a
https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.10.bz2
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e8180dcaa8470ceca21109f143876fdcd9fe050a
http://www.openwall.com/lists/oss-security/2013/08/26/4
http://www.securityfocus.com/bid/61995
https://github.com/torvalds/linux/commit/e8180dcaa8470ceca21109f143876fdcd9fe050a
https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.10.bz2

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