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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | linux | 3.11.5-1 | — |
| Debian 13 | linux | 3.11.5-1 | — |
| Debian 12 | linux | 3.11.5-1 | — |
References
- 61995 vdb-entry
- https://github.com/torvalds/linux/commit/e8180dcaa8470ceca21109f143876fdcd9fe050a
- [oss-security] 20130826 Re: CVE request: Linux Kernel: ARM: KVM: NULL pointer dereferences mailing-list
- 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