CVE-2011-1023
The Reliable Datagram Sockets (RDS) subsystem in the Linux kernel before 2.6.38 does not properly...
4.9 Medium
The Reliable Datagram Sockets (RDS) subsystem in the Linux kernel before 2.6.38 does not properly handle congestion map updates, which allows local users to cause a denial of service (BUG_ON and system crash) via vectors involving (1) a loopback (aka loop) transmit operation or (2) an InfiniBand (aka ib) transmit operation.
Exploit likelihood
0.48%Down 0.5 points since Feb 4, 2022
What each source reports
NVD Score used
The Reliable Datagram Sockets (RDS) subsystem in the Linux kernel before 2.6.38 does not properly handle congestion map updates, which allows local users to cause a denial of service (BUG_ON and system crash) via vectors involving (1) a loopback (aka loop) transmit operation or (2) an InfiniBand (aka ib) transmit operation.
- Record
CVE-2011-1023- CVSS 2.0
- 4.9 Medium
AV:L/AC:L/Au:N/C:N/I:N/A:C - Updated
- 2026-11-02
CVE List No score
The Reliable Datagram Sockets (RDS) subsystem in the Linux kernel before 2.6.38 does not properly handle congestion map updates, which allows local users to cause a denial of service (BUG_ON and system crash) via vectors involving (1) a loopback (aka loop) transmit operation or (2) an InfiniBand (aka ib) transmit operation.
- Record
CVE-2011-1023- Updated
- 2026-11-02
EUVDEUVD-2011-1040 No score
The Reliable Datagram Sockets (RDS) subsystem in the Linux kernel before 2.6.38 does not properly handle congestion map updates, which allows local users to cause a denial of service (BUG_ON and system crash) via vectors involving (1) a loopback (aka loop) transmit operation or (2) an InfiniBand (aka ib) transmit operation.
- Record
EUVD-2011-1040- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-v9vf-hr4f-r4g4 No score
The Reliable Datagram Sockets (RDS) subsystem in the Linux kernel before 2.6.38 does not properly...
The Reliable Datagram Sockets (RDS) subsystem in the Linux kernel before 2.6.38 does not properly handle congestion map updates, which allows local users to cause a denial of service (BUG_ON and system crash) via vectors involving (1) a loopback (aka loop) transmit operation or (2) an InfiniBand (aka ib) transmit operation.
- Record
GHSA-v9vf-hr4f-r4g4- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
kernelRed Hat:enterprise_linux:6::client From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debugRed Hat:enterprise_linux:6::client From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debug-debuginfoRed Hat:enterprise_linux:6::client From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debug-develRed Hat:enterprise_linux:6::client From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debuginfoRed Hat:enterprise_linux:6::client From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debuginfo-common-i686Red Hat:enterprise_linux:6::client From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debuginfo-common-x86_64Red Hat:enterprise_linux:6::client From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-develRed Hat:enterprise_linux:6::client From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-docRed Hat:enterprise_linux:6::client From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-firmwareRed Hat:enterprise_linux:6::client From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
Show 47 moreShow less
| Package | Affected | Fixed |
|---|---|---|
kernel-headersRed Hat:enterprise_linux:6::client From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
perfRed Hat:enterprise_linux:6::client From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
perf-debuginfoRed Hat:enterprise_linux:6::client From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernelRed Hat:enterprise_linux:6::computenode From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debugRed Hat:enterprise_linux:6::computenode From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debug-debuginfoRed Hat:enterprise_linux:6::computenode From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debug-develRed Hat:enterprise_linux:6::computenode From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debuginfoRed Hat:enterprise_linux:6::computenode From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debuginfo-common-x86_64Red Hat:enterprise_linux:6::computenode From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-develRed Hat:enterprise_linux:6::computenode From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-docRed Hat:enterprise_linux:6::computenode From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-firmwareRed Hat:enterprise_linux:6::computenode From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-headersRed Hat:enterprise_linux:6::computenode From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
perfRed Hat:enterprise_linux:6::computenode From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
perf-debuginfoRed Hat:enterprise_linux:6::computenode From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernelRed Hat:enterprise_linux:6::server From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-bootwrapperRed Hat:enterprise_linux:6::server From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debugRed Hat:enterprise_linux:6::server From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debug-debuginfoRed Hat:enterprise_linux:6::server From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debug-develRed Hat:enterprise_linux:6::server From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debuginfoRed Hat:enterprise_linux:6::server From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debuginfo-common-i686Red Hat:enterprise_linux:6::server From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debuginfo-common-ppc64Red Hat:enterprise_linux:6::server From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debuginfo-common-s390xRed Hat:enterprise_linux:6::server From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debuginfo-common-x86_64Red Hat:enterprise_linux:6::server From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-develRed Hat:enterprise_linux:6::server From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-docRed Hat:enterprise_linux:6::server From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-firmwareRed Hat:enterprise_linux:6::server From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-headersRed Hat:enterprise_linux:6::server From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-kdumpRed Hat:enterprise_linux:6::server From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-kdump-debuginfoRed Hat:enterprise_linux:6::server From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-kdump-develRed Hat:enterprise_linux:6::server From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
perfRed Hat:enterprise_linux:6::server From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
perf-debuginfoRed Hat:enterprise_linux:6::server From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernelRed Hat:enterprise_linux:6::workstation From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debugRed Hat:enterprise_linux:6::workstation From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debug-debuginfoRed Hat:enterprise_linux:6::workstation From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debug-develRed Hat:enterprise_linux:6::workstation From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debuginfoRed Hat:enterprise_linux:6::workstation From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debuginfo-common-i686Red Hat:enterprise_linux:6::workstation From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-debuginfo-common-x86_64Red Hat:enterprise_linux:6::workstation From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-develRed Hat:enterprise_linux:6::workstation From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-docRed Hat:enterprise_linux:6::workstation From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-firmwareRed Hat:enterprise_linux:6::workstation From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
kernel-headersRed Hat:enterprise_linux:6::workstation From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
perfRed Hat:enterprise_linux:6::workstation From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
perf-debuginfoRed Hat:enterprise_linux:6::workstation From an advisory covering 15 CVEs |
before 0:2.6.32-131.0.15.el6 | 0:2.6.32-131.0.15.el6 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2011-1023 is a medium vulnerability (CVSS 4.9) in Linux Kernel, published June 21, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.48%, the 42nd percentile. No source names a fixed version.
References
github.com/torvalds/linux/commit/6094628bfd94323fc1cea05ec2c6affd98c18f7f
openwall.com/lists/oss-security/2011/03/03/2
ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38
git.kernel.org?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=6094628bfd94323fc1cea05ec2c6affd98c18f7f
bugzilla.redhat.com/show_bug.cgi?id=680345
nvd.nist.gov/vuln/detail/CVE-2011-1023
Show 194 moreShow less
access.redhat.com/errata/RHSA-2011:0542
docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/6/html-single/6.1_Release_Notes/index.html
security.access.redhat.com/data/csaf/v2/advisories/2011/rhsa-2011_0542.json
cve.org/CVERecord?id=CVE-2010-3881
This page doesn't list everything
Left out here: 127 references. The JSON record has them.