Description
Use-after-free vulnerability in mm/mprotect.c in the Linux kernel before 2.6.37-rc2 allows local users to cause a denial of service via vectors involving an mprotect system 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.
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | perf +14 | 2.6.32-71.18.1.el6 | RHSA-2011:0283 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat MRG 1 | perf +10 | 2.6.33.7-rt29.47.el5rt | RHSA-2010:0958 |
Advisories 2
- RHSA-2010:0958 Red Hat Security Advisory: kernel-rt security and bug fix update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2011:0283 Red Hat Security Advisory: kernel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 26, 2026
References
- SUSE-SA:2011:004 vendor-advisory
- 42778 third-party-advisory
- 44861 vdb-entry
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.37-rc2
- FEDORA-2010-18983 vendor-advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=63bfd7384b119409685a17d5c58f0b56e5dc03da
- SUSE-SA:2011:001 vendor-advisory
- 42932 third-party-advisory
- kernel-perfeventmmap-dos(63316) vdb-entry
- ADV-2011-0124 vdb-entry
- https://bugzilla.redhat.com/show_bug.cgi?id=651671
- SUSE-SA:2011:007 vendor-advisory
- ADV-2010-3321 vdb-entry
- ADV-2011-0298 vdb-entry
- RHSA-2010:0958 vendor-advisory
- [oss-security] 20101115 Re: CVE request: kernel: perf bug mailing-list
- [oss-security] 20101115 CVE request: kernel: perf bug mailing-list
- ADV-2011-0012 vdb-entry
- 42745 third-party-advisory