Description
The validate_event function in arch/arm/kernel/perf_event.c in the Linux kernel before 3.10.8 on the ARM platform allows local users to gain privileges or cause a denial of service (NULL pointer dereference and system crash) by adding a hardware event to an event group led by a software event.
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 | 3.10.11-1 | — |
| Debian 13 | linux | 3.10.11-1 | — |
| Debian 12 | linux | 3.10.11-1 | — |
References
- USN-1970-1 vendor-advisory
- 54494 third-party-advisory
- USN-1975-1 vendor-advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c95eb3184ea1a3a2551df57190c81da695e2144b
- USN-1971-1 vendor-advisory
- USN-1968-1 vendor-advisory
- USN-1969-1 vendor-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=998878
- USN-1973-1 vendor-advisory
- https://github.com/torvalds/linux/commit/c95eb3184ea1a3a2551df57190c81da695e2144b
- USN-1974-1 vendor-advisory
- [oss-security] 20130816 Re: CVE Request: linux-kernel priviledge escalation on ARM/perf mailing-list
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.10.8
- USN-1972-1 vendor-advisory