UBUNTU-CVE-2015-8839
Multiple race conditions in the ext4 filesystem implementation in the Linux kernel before 4.5 allow local users to cause a denial of service (disk corruption) by writing to a page that is associated with a different user's file after unsynchronized hole punching and page-fault handling.
02 / AFFECTED SOFTWARE
Affected packages
7 explicit affected versions
26 explicit affected versions
8 explicit affected versions
3 explicit affected versions
26 explicit affected versions
51 explicit affected versions
78 explicit affected versions
45 explicit affected versions
6 explicit affected versions
12 explicit affected versions
1 explicit affected versions
1 explicit affected versions
23 explicit affected versions
7 explicit affected versions
7 explicit affected versions
8 explicit affected versions
7 explicit affected versions
1 explicit affected versions
191 explicit affected versions
61 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Multiple race conditions in the ext4 filesystem implementation in the Linux kernel before 4.5 allow local users to cause a denial of service (disk corruption) by writing to a page that is associated with a different user's file after unsynchronized hole punching and page-fault handling.
05 / REFERENCES
Further evidence
- http://seclists.org/oss-sec/2016/q2/1
- http://seclists.org/oss-sec/2016/q2/6
- https://bugzilla.suse.com/show_bug.cgi?id=972174
- https://git.kernel.org/linus/011278485ecc3cd2a3954b5d4c73101d919bf1fa
- https://git.kernel.org/linus/17048e8a083fec7ad841d88ef0812707fbc7e39f
- https://git.kernel.org/linus/32ebffd3bbb4162da5ff88f9a35dd32d0a28ea70
- https://git.kernel.org/linus/ea3d7209ca01da209cda6f0dea8be9cc4b7a933b
- https://ubuntu.com/security/CVE-2015-8839
- https://ubuntu.com/security/notices/USN-3005-1
- https://ubuntu.com/security/notices/USN-3006-1
- https://ubuntu.com/security/notices/USN-3007-1
- https://www.cve.org/CVERecord?id=CVE-2015-8839