CVE-2014-5045
The mountpoint_last function in fs/namei.c in the Linux kernel before 3.15.8 does not properly maintain a certain reference count during attempts to use the umount system call in conjunction with a
02 Description
The mountpoint_last function in fs/namei.c in the Linux kernel before 3.15.8 does not properly maintain a certain reference count during attempts to use the umount system call in conjunction with a
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.48% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 41.6% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2014-08-01 10:00Z12 YR AGO
- Last updated
- 2024-08-06 11:34Z2 YR AGO
- Reserved
- 2014-07-23
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-59Improper Link Resolution Before File Access ('Link Following')Base
- Data version
- 5.1
- Document digest
- 14f22c30d389c71356ae8ac250cb96536626e39684226392a140dabb66f4f42a
05 Affected products
06 References
- www.openwall.com[oss-security] 20140723 Re: CVE request: kernel: vfs: refcount issues during unmount on symlinkhttp://www.openwall.com/lists/oss-security/2014/07/24/2
- github.comhttps://github.com/torvalds/linux/commit/295dc39d941dc2ae53d5c170365af4c9d5c16212
- www.securityfocus.com68862http://www.securityfocus.com/bid/68862
- rhn.redhat.comRHSA-2015:0062http://rhn.redhat.com/errata/RHSA-2015-0062.html
- www.kernel.orghttp://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.15.8
- git.kernel.orghttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=295dc39d941dc2ae53d5c170365af4c9d5c16212
- secunia.com60353http://secunia.com/advisories/60353
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1122472
07 Fixed in
Debian 12
- linux Fixed in 3.14.15-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- linux Fixed in 3.14.15-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- linux Fixed in 3.14.15-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- linux Fixed in 3.13.0-35.62
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.