CVE-2011-2689
The gfs2_fallocate function in fs/gfs2/file.c in the Linux kernel before 3.0-rc1 does not ensure that the size of a chunk allocation is a multiple of the block size, which allows local users to cause a denial of service (BUG and system crash) by…
Does this matter?
Lower severity and a low EPSS score (0.41%). Track it; it rarely justifies an emergency change on its own.
Description
The gfs2_fallocate function in fs/gfs2/file.c in the Linux kernel before 3.0-rc1 does not ensure that the size of a chunk allocation is a multiple of the block size, which allows local users to cause a denial of service (BUG and system crash) by arranging for all resource groups to have too little free space.
- CVSS 2.0
- 4.9 MEDIUMAV:L/AC:L/Au:N/C:N/I:N/A:C
- EPSS
- 0.41% probability · 34th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-400
- Affected
- linux/linux kernel · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux workstation
- Source
- secalert@redhat.com
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=6905d9e4dda6112f007e9090bca80507da158e63
- http://marc.info/?l=bugtraq&m=139447903326211&w=2Third Party Advisory
- http://rhn.redhat.com/errata/RHSA-2011-1065.htmlThird Party Advisory
- http://secunia.com/advisories/45193Third Party Advisory
- http://securitytracker.com/id?1025776Third Party Advisory, VDB Entry
- http://www.kernel.org/pub/linux/kernel/v3.0/testing/ChangeLog-3.0-rc1Broken Link
- http://www.openwall.com/lists/oss-security/2011/07/13/1Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/48677Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=720861Issue Tracking, Patch, Third Party Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/68557Third Party Advisory, VDB Entry
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=6905d9e4dda6112f007e9090bca80507da158e63
- http://marc.info/?l=bugtraq&m=139447903326211&w=2Third Party Advisory
- http://rhn.redhat.com/errata/RHSA-2011-1065.htmlThird Party Advisory
- http://secunia.com/advisories/45193Third Party Advisory
- http://securitytracker.com/id?1025776Third Party Advisory, VDB Entry
- http://www.kernel.org/pub/linux/kernel/v3.0/testing/ChangeLog-3.0-rc1Broken Link
- http://www.openwall.com/lists/oss-security/2011/07/13/1Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/48677Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=720861Issue Tracking, Patch, Third Party Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/68557Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.