CVE-2009-1961

The inode double locking code in fs/ocfs2/file.c in the Linux kernel 2.6.30 before 2.6.30-rc3, 2.6.27 before 2.6.27.24, 2.6.29 before 2.6.29.4, and possibly other versions down to 2.6.19 allows local users to cause a denial of service (prevention of file creation and removal) via a series of splice system calls that trigger a deadlock between the generic_file_splice_write, splice_from_pipe, and ocfs2_file_splice_write functions.

CVSS v3.1 NVD

4.7 MEDIUMCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS v2.0 NVD

1.9 LOWAV:L/AC:M/Au:N/C:N/I:N/A:P

EPSS

0.59% chance of exploitation in the next 30 days, 47th percentile

Published

2009-06-06

Updated

2024-08-07

ExploitDB entries (1)

• https://www.exploit-db.com/exploits/33015

Security advisories

• http://securitytracker.com/id?1022307
• http://www.securityfocus.com/bid/35143
• http://www.ubuntu.com/usn/usn-793-1
• http://www.debian.org/security/2009/dsa-1844
• http://www.openwall.com/lists/oss-security/2009/05/29/2
• http://www.openwall.com/lists/oss-security/2009/05/30/1
• http://www.mandriva.com/security/advisories?name=MDVSA-2009:135
• http://www.mandriva.com/security/advisories?name=MDVSA-2009:148
• http://www.redhat.com/support/errata/RHSA-2009-1157.html

References

• CVE Record
• NVD entry