Description
Integer overflow in the rds_rdma_pages function in net/rds/rdma.c in the Linux kernel allows local users to cause a denial of service (crash) and possibly execute arbitrary code via a crafted iovec struct in a Reliable Datagram Sockets (RDS) request, which triggers a buffer overflow.
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 | 2.6.32-71.14.1.el6 | RHSA-2011:0007 |
| RHEL 5 | kernel +12 | 2.6.18-194.32.1.el5 | RHSA-2011:0004 |
Advisories 2
- RHSA-2011:0004 Red Hat Security Advisory: kernel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2011:0007 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Jun 28, 2026
References
- 42789 third-party-advisory
- ADV-2011-0024 vdb-entry
- 42778 third-party-advisory
- RHSA-2011:0004 vendor-advisory
- 42801 third-party-advisory
- 20111013 VMSA-2011-0012 VMware ESXi and ESX updates to third party libraries and ESX Service Console mailing-list
- 46397 third-party-advisory
- SUSE-SA:2011:002 vendor-advisory
- [oss-security] 20101101 Re: CVE request: kernel: iovec overflow in rds_rdma_pages() mailing-list
- [netdev] 20101028 Re: [Security] TIPC security issues mailing-list
- SUSE-SA:2011:001 vendor-advisory
- RHSA-2011:0007 vendor-advisory
- 44549 vdb-entry
- SUSE-SA:2011:007 vendor-advisory
- ADV-2011-0298 vdb-entry
- SUSE-SA:2010:057 vendor-advisory
- http://www.vmware.com/security/advisories/VMSA-2011-0012.html
- 42890 third-party-advisory
- ADV-2011-0012 vdb-entry
- kernel-rdsrdmapages-overflow(62881) vdb-entry
- [oss-security] 20101029 CVE request: kernel: iovec overflow in rds_rdma_pages() mailing-list
- [netdev] 20101028 Re: [Security] TIPC security issues mailing-list