VulnerabilityModified
CVE-2015-5706
Use-after-free vulnerability in the path_openat function in fs/namei.c in the Linux kernel 3.x and 4.x before 4.0.4 allows local users to cause a denial of service or possibly have unspecified other impact via O_TMPFILE filesystem operations that…
MEDIUM 4.6EPSS 0.44%
Does this matter?
Lower severity and a low EPSS score (0.44%). Track it; it rarely justifies an emergency change on its own.
Description
Use-after-free vulnerability in the path_openat function in fs/namei.c in the Linux kernel 3.x and 4.x before 4.0.4 allows local users to cause a denial of service or possibly have unspecified other impact via O_TMPFILE filesystem operations that leverage a duplicate cleanup operation.
- CVSS 2.0
- 4.6 MEDIUMAV:L/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 0.44% probability · 37th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- linux/linux kernel · canonical/ubuntu linux · debian/debian linux
- Source
- cve@mitre.org
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f15133df088ecadd141ea1907f2c96df67c729f0Patch, Vendor Advisory
- http://twitter.com/grsecurity/statuses/597127122910490624Broken Link
- http://www.debian.org/security/2015/dsa-3329Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.0.4Release Notes, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2015/08/01/5Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/76142Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-2680-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2681-1Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1250047Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/f15133df088ecadd141ea1907f2c96df67c729f0Patch, Third Party Advisory
- https://source.android.com/security/bulletin/2017-01-01.htmlPatch, Third Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f15133df088ecadd141ea1907f2c96df67c729f0Patch, Vendor Advisory
- http://twitter.com/grsecurity/statuses/597127122910490624Broken Link
- http://www.debian.org/security/2015/dsa-3329Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.0.4Release Notes, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2015/08/01/5Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/76142Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-2680-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2681-1Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1250047Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/f15133df088ecadd141ea1907f2c96df67c729f0Patch, Third Party Advisory
- https://source.android.com/security/bulletin/2017-01-01.htmlPatch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.