Home/CVE/The mountpoint_last function in fs/namei.c in the Linux kernel before 3.15.8 does not properly maintain a certain refere
CVE

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 refere

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 symlink, which allows local users to cause a denial of service (memory consumption or use-after-free) or possibly have unspecified other impact via the umount program.

MEDIUM · CVSS 6.2 EPSS 0.00029
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  • Public exploit or PoC is available
Sigma rules0 YARA rules0

Affected Products & Versions

4

Public Exploits & PoCs

1

Scoring & Timeline

6.2
MEDIUM · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:L/AC:H/Au:N/C:C/I:C/A:C
Published to NVD01 Aug 2014 · 11:13 AM

Vendor Advisories

5
rhsaRHSA-2014:1392Moderate
rhsaRHSA-2014:1971Important
rhsaRHSA-2015:0062Important
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.15.8PatchThird Party AdvisoryVendor Advisory
http://www.securityfocus.com/bid/68862Third Party AdvisoryVDB Entry
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