CVE-2016-2853

Summary

The aufs module for the Linux kernel 3.x and 4.x does not properly restrict the mount namespace, which allows local users to gain privileges by mounting an aufs filesystem on top of a FUSE filesystem, and then executing a crafted setuid program.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• http://www.securityfocus.com/bid/96839
• http://www.halfdog.net/Security/2016/AufsPrivilegeEscalationInUserNamespaces/
• http://www.openwall.com/lists/oss-security/2016/02/24/9
• https://sourceforge.net/p/aufs/mailman/message/34864744/
• http://www.openwall.com/lists/oss-security/2021/10/18/1

References

• http://www.securityfocus.com/bid/96839
• http://www.halfdog.net/Security/2016/AufsPrivilegeEscalationInUserNamespaces/
• http://www.openwall.com/lists/oss-security/2016/02/24/9
• https://sourceforge.net/p/aufs/mailman/message/34864744/
• http://www.openwall.com/lists/oss-security/2021/10/18/1

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