CVE - CVE-2016-1576

CVE-ID
CVE-2016-1576	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
The overlayfs implementation in the Linux kernel through 4.5.2 does not properly restrict the mount namespace, which allows local users to gain privileges by mounting an overlayfs filesystem on top of a FUSE filesystem, and then executing a crafted setuid program.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
CONFIRM:http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-1576.html CONFIRM:https://bugs.launchpad.net/bugs/1535150 MISC:http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e9f57ebcba563e0cd532926cab83c92bb4d79360 MISC:http://www.halfdog.net/Security/2016/OverlayfsOverFusePrivilegeEscalation/ MISC:https://launchpadlibrarian.net/235300093/0005-overlayfs-Be-more-careful-about-copying-up-sxid-file.patch MISC:https://launchpadlibrarian.net/235300225/0006-overlayfs-Propogate-nosuid-from-lower-and-upper-moun.patch MLIST:[oss-security] 20160224 Overlayfs over Fuse Privilege Escalation in USERNS URL:http://www.openwall.com/lists/oss-security/2016/02/24/8 MLIST:[oss-security] 20211018 Re: CVE-2021-3847: OverlayFS - Potential Privilege Escalation using overlays copy_up URL:http://www.openwall.com/lists/oss-security/2021/10/18/1
Assigning CNA
Canonical Ltd.
Date Record Created
20160112	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20160112)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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