High severity7.8NVD Advisory· Published Nov 28, 2016· Updated Jun 17, 2026

CVE-2015-1328

Description

The overlayfs implementation in the linux (aka Linux kernel) package before 3.19.0-21.21 in Ubuntu through 15.04 does not properly check permissions for file creation in the upper filesystem directory, which allows local users to obtain root access by leveraging a configuration in which overlayfs is permitted in an arbitrary mount namespace.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Canonical/Ubuntu Linux
cpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*
Range: <=15.04
Linux/Kernel2 versions
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: <=3.19
- (no CPE)range: <3.19.0-21.21
Ubuntu/Ubuntullm-fuzzy
Range: through 15.04

Patches

Vulnerability mechanics

References

www.exploit-db.com/exploits/40688/nvdExploitVDB Entry
seclists.org/oss-sec/2015/q2/717nvdMailing ListThird Party Advisory
www.securityfocus.com/bid/75206nvdThird Party AdvisoryVDB Entry
people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-1328.htmlnvdVendor Advisory
security-tracker.debian.org/tracker/CVE-2015-1328nvdThird Party Advisory
www.exploit-db.com/exploits/37292/nvd

News mentions

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cvss	0.507
epss	0.030
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kev	0.000
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ransomware	0.000