CVE-2011-2695
Multiple off-by-one errors in the ext4 subsystem in the Linux kernel before 3.0-rc5 allow local...
4.9 Medium
CVE-2011-2695 is a medium vulnerability (CVSS 4.9) in Linux Kernel, published July 28, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.45%, the 39th percentile. No source names a fixed version.
- Severity
- 4.9 MediumCVSS 2.0, NVD
- Exploit chance
- 0.45%EPSS, 39th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
Multiple off-by-one errors in the ext4 subsystem in the Linux kernel before 3.0-rc5 allow local users to cause a denial of service (BUG_ON and system crash) by accessing a sparse file in extent format with a write operation involving a block number corresponding to the largest possible 32-bit unsigned integer.
Exploit likelihood
0.45%Down 0.6 points since Feb 4, 2022
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
kernelRed Hat:enterprise_linux:6::server From an advisory covering 14 CVEs | before 0:2.6.32-131.12.1.el6 | 0:2.6.32-131.12.1.el6 |
kernel-bootwrapperRed Hat:enterprise_linux:6::server From an advisory covering 14 CVEs | before 0:2.6.32-131.12.1.el6 | 0:2.6.32-131.12.1.el6 |
kernel-debugRed Hat:enterprise_linux:6::server From an advisory covering 14 CVEs | before 0:2.6.32-131.12.1.el6 | 0:2.6.32-131.12.1.el6 |
kernel-debug-debuginfoRed Hat:enterprise_linux:6::server From an advisory covering 14 CVEs | before 0:2.6.32-131.12.1.el6 | 0:2.6.32-131.12.1.el6 |
kernel-debug-develRed Hat:enterprise_linux:6::server From an advisory covering 14 CVEs | before 0:2.6.32-131.12.1.el6 | 0:2.6.32-131.12.1.el6 |
kernel-debuginfoRed Hat:enterprise_linux:6::server From an advisory covering 14 CVEs | before 0:2.6.32-131.12.1.el6 | 0:2.6.32-131.12.1.el6 |
kernel-debuginfo-common-i686Red Hat:enterprise_linux:6::server From an advisory covering 14 CVEs | before 0:2.6.32-131.12.1.el6 | 0:2.6.32-131.12.1.el6 |
kernel-debuginfo-common-ppc64Red Hat:enterprise_linux:6::server From an advisory covering 14 CVEs | before 0:2.6.32-131.12.1.el6 | 0:2.6.32-131.12.1.el6 |
kernel-debuginfo-common-s390xRed Hat:enterprise_linux:6::server From an advisory covering 14 CVEs | before 0:2.6.32-131.12.1.el6 | 0:2.6.32-131.12.1.el6 |
kernel-debuginfo-common-x86_64Red Hat:enterprise_linux:6::server From an advisory covering 14 CVEs | before 0:2.6.32-131.12.1.el6 | 0:2.6.32-131.12.1.el6 |
Show 55 moreShow less
| Package | Affected | Fixed |
|---|---|---|
kernel-develRed Hat:enterprise_linux:6::server From an advisory covering 14 CVEs | before 0:2.6.32-131.12.1.el6 | 0:2.6.32-131.12.1.el6 |
kernel-docRed Hat:enterprise_linux:6::server From an advisory covering 14 CVEs | before 0:2.6.32-131.12.1.el6 | 0:2.6.32-131.12.1.el6 |
kernel-firmwareRed Hat:enterprise_linux:6::server From an advisory covering 14 CVEs | before 0:2.6.32-131.12.1.el6 | 0:2.6.32-131.12.1.el6 |
kernel-headersRed Hat:enterprise_linux:6::server From an advisory covering 14 CVEs | before 0:2.6.32-131.12.1.el6 | 0:2.6.32-131.12.1.el6 |
kernel-kdumpRed Hat:enterprise_linux:6::server From an advisory covering 14 CVEs | before 0:2.6.32-131.12.1.el6 | 0:2.6.32-131.12.1.el6 |
kernel-kdump-debuginfoRed Hat:enterprise_linux:6::server From an advisory covering 14 CVEs | before 0:2.6.32-131.12.1.el6 | 0:2.6.32-131.12.1.el6 |
kernel-kdump-develRed Hat:enterprise_linux:6::server From an advisory covering 14 CVEs | before 0:2.6.32-131.12.1.el6 | 0:2.6.32-131.12.1.el6 |
perfRed Hat:enterprise_linux:6::server From an advisory covering 14 CVEs | before 0:2.6.32-131.12.1.el6 | 0:2.6.32-131.12.1.el6 |
perf-debuginfoRed Hat:enterprise_linux:6::server From an advisory covering 14 CVEs | before 0:2.6.32-131.12.1.el6 | 0:2.6.32-131.12.1.el6 |
kernel-rtRed Hat:enterprise_mrg:2:server:el6 From an advisory covering 33 CVEs | before 0:2.6.33.9-rt31.75.el6rt | 0:2.6.33.9-rt31.75.el6rt |
kernel-rt-debugRed Hat:enterprise_mrg:2:server:el6 From an advisory covering 33 CVEs | before 0:2.6.33.9-rt31.75.el6rt | 0:2.6.33.9-rt31.75.el6rt |
kernel-rt-debug-debuginfoRed Hat:enterprise_mrg:2:server:el6 From an advisory covering 33 CVEs | before 0:2.6.33.9-rt31.75.el6rt | 0:2.6.33.9-rt31.75.el6rt |
kernel-rt-debug-develRed Hat:enterprise_mrg:2:server:el6 From an advisory covering 33 CVEs | before 0:2.6.33.9-rt31.75.el6rt | 0:2.6.33.9-rt31.75.el6rt |
kernel-rt-debuginfoRed Hat:enterprise_mrg:2:server:el6 From an advisory covering 33 CVEs | before 0:2.6.33.9-rt31.75.el6rt | 0:2.6.33.9-rt31.75.el6rt |
kernel-rt-debuginfo-common-x86_64Red Hat:enterprise_mrg:2:server:el6 From an advisory covering 33 CVEs | before 0:2.6.33.9-rt31.75.el6rt | 0:2.6.33.9-rt31.75.el6rt |
kernel-rt-develRed Hat:enterprise_mrg:2:server:el6 From an advisory covering 33 CVEs | before 0:2.6.33.9-rt31.75.el6rt | 0:2.6.33.9-rt31.75.el6rt |
kernel-rt-docRed Hat:enterprise_mrg:2:server:el6 From an advisory covering 33 CVEs | before 0:2.6.33.9-rt31.75.el6rt | 0:2.6.33.9-rt31.75.el6rt |
kernel-rt-firmwareRed Hat:enterprise_mrg:2:server:el6 From an advisory covering 33 CVEs | before 0:2.6.33.9-rt31.75.el6rt | 0:2.6.33.9-rt31.75.el6rt |
kernel-rt-traceRed Hat:enterprise_mrg:2:server:el6 From an advisory covering 33 CVEs | before 0:2.6.33.9-rt31.75.el6rt | 0:2.6.33.9-rt31.75.el6rt |
kernel-rt-trace-debuginfoRed Hat:enterprise_mrg:2:server:el6 From an advisory covering 33 CVEs | before 0:2.6.33.9-rt31.75.el6rt | 0:2.6.33.9-rt31.75.el6rt |
kernel-rt-trace-develRed Hat:enterprise_mrg:2:server:el6 From an advisory covering 33 CVEs | before 0:2.6.33.9-rt31.75.el6rt | 0:2.6.33.9-rt31.75.el6rt |
kernel-rt-vanillaRed Hat:enterprise_mrg:2:server:el6 From an advisory covering 33 CVEs | before 0:2.6.33.9-rt31.75.el6rt | 0:2.6.33.9-rt31.75.el6rt |
kernel-rt-vanilla-debuginfoRed Hat:enterprise_mrg:2:server:el6 From an advisory covering 33 CVEs | before 0:2.6.33.9-rt31.75.el6rt | 0:2.6.33.9-rt31.75.el6rt |
kernel-rt-vanilla-develRed Hat:enterprise_mrg:2:server:el6 From an advisory covering 33 CVEs | before 0:2.6.33.9-rt31.75.el6rt | 0:2.6.33.9-rt31.75.el6rt |
kernelRed Hat:enterprise_linux:5::client From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-PAERed Hat:enterprise_linux:5::client From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-PAE-debuginfoRed Hat:enterprise_linux:5::client From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-PAE-develRed Hat:enterprise_linux:5::client From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-debugRed Hat:enterprise_linux:5::client From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-debug-debuginfoRed Hat:enterprise_linux:5::client From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-debug-develRed Hat:enterprise_linux:5::client From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-debuginfoRed Hat:enterprise_linux:5::client From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-debuginfo-commonRed Hat:enterprise_linux:5::client From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-develRed Hat:enterprise_linux:5::client From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-docRed Hat:enterprise_linux:5::client From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-xenRed Hat:enterprise_linux:5::client From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-xen-debuginfoRed Hat:enterprise_linux:5::client From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-xen-develRed Hat:enterprise_linux:5::client From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernelRed Hat:enterprise_linux:5::server From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-PAERed Hat:enterprise_linux:5::server From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-PAE-debuginfoRed Hat:enterprise_linux:5::server From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-PAE-develRed Hat:enterprise_linux:5::server From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-debugRed Hat:enterprise_linux:5::server From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-debug-debuginfoRed Hat:enterprise_linux:5::server From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-debug-develRed Hat:enterprise_linux:5::server From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-debuginfoRed Hat:enterprise_linux:5::server From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-debuginfo-commonRed Hat:enterprise_linux:5::server From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-develRed Hat:enterprise_linux:5::server From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-docRed Hat:enterprise_linux:5::server From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-kdumpRed Hat:enterprise_linux:5::server From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-kdump-debuginfoRed Hat:enterprise_linux:5::server From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-kdump-develRed Hat:enterprise_linux:5::server From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-xenRed Hat:enterprise_linux:5::server From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-xen-debuginfoRed Hat:enterprise_linux:5::server From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
kernel-xen-develRed Hat:enterprise_linux:5::server From an advisory covering 15 CVEs | before 0:2.6.18-274.7.1.el5 | 0:2.6.18-274.7.1.el5 |
What each source reports
NVD Score used
Multiple off-by-one errors in the ext4 subsystem in the Linux kernel before 3.0-rc5 allow local users to cause a denial of service (BUG_ON and system crash) by accessing a sparse file in extent format with a write operation involving a block number corresponding to the largest possible 32-bit unsigned integer.
- Record
CVE-2011-2695- CVSS 2.0
- 4.9 Medium
AV:L/AC:L/Au:N/C:N/I:N/A:C - Weakness
- CWE-193
- Updated
- 2026-11-02
CVE ListNo score
Multiple off-by-one errors in the ext4 subsystem in the Linux kernel before 3.0-rc5 allow local users to cause a denial of service (BUG_ON and system crash) by accessing a sparse file in extent format with a write operation involving a block number corresponding to the largest possible 32-bit unsigned integer.
- Record
CVE-2011-2695- Updated
- 2026-11-02
EUVDEUVD-2011-2676No score
Multiple off-by-one errors in the ext4 subsystem in the Linux kernel before 3.0-rc5 allow local users to cause a denial of service (BUG_ON and system crash) by accessing a sparse file in extent format with a write operation involving a block number corresponding to the largest possible 32-bit unsigned integer.
- Record
EUVD-2011-2676- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-jfqm-6wmx-xx52No score
Multiple off-by-one errors in the ext4 subsystem in the Linux kernel before 3.0-rc5 allow local...
Multiple off-by-one errors in the ext4 subsystem in the Linux kernel before 3.0-rc5 allow local users to cause a denial of service (BUG_ON and system crash) by accessing a sparse file in extent format with a write operation involving a block number corresponding to the largest possible 32-bit unsigned integer.
- Record
GHSA-jfqm-6wmx-xx52- Weakness
- CWE-193
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2011-2695No score
Multiple off-by-one errors in the ext4 subsystem in the Linux kernel before 3.0-rc5 allow local users to cause a denial of service (BUG_ON and system crash) by accessing a sparse file in extent format with a write operation involving a block number corresponding to the largest possible 32-bit unsigned integer.
- Record
UBUNTU-CVE-2011-2695- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| affected | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
openwall.com/lists/oss-security/2011/07/15/8
git.kernel.org?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f17722f917b2f21497deb6edc62fb1683daa08e6
bugzilla.redhat.com/show_bug.cgi?id=722557
spinics.net/lists/linux-ext4/msg25697.html
kernel.org/pub/linux/kernel/v3.0/testing/ChangeLog-3.0-rc5
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secunia.com/advisories/45193
nvd.nist.gov/vuln/detail/CVE-2011-2695
github.com/advisories/GHSA-jfqm-6wmx-xx52
access.redhat.com/errata/RHSA-2011:1189
docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/6/html/6.1_Technical_Notes/kernel.html
security.access.redhat.com/data/csaf/v2/advisories/2011/rhsa-2011_1189.json
cve.org/CVERecord?id=CVE-2011-1182
rhn.redhat.com/errata/RHSA-2011-1241.html
ubuntu.com/security/CVE-2011-2695
This page doesn't list everything
Left out here: 27 references. The JSON record has them.