PT-2016-3619 · Linux+1 · Linux Kernel+1

Wade Mealing · Published 2015-06-03 · Updated 2016-05-05 · CVE-2015-4176

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 4.0.2

Description The issue concerns a problem in the Linux kernel where the fs/namespace.c file does not properly support mount connectivity. This allows local users with user-namespace root access to read arbitrary files by deleting a file or directory.

Recommendations For versions prior to 4.0.2, update to version 4.0.2 or later to resolve the issue.

Exploit

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

ALT-PU-2015-1485

ALT-PU-2015-1849

CVE-2015-4176

MGASA-2015-0386

MGASA-2015-0390

MGASA-2016-0015

Affected Products

Alt Linux

Linux Kernel

References · 134

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/overlayfs_priv_esc.rb · Exploit
• 🔥 https://github.com/fi01/CVE-2015-3636 · Exploit
• 🔥 https://github.com/android-rooting-tools/libpingpong_exploit · Exploit
• 🔥 https://github.com/a7vinx/CVE-2015-3636 · Exploit
• 🔥 https://github.com/askk/libping_unhash_exploit_POC · Exploit
• 🔥 https://github.com/hhj4ck/CVE-2016-2067 · Exploit
• 🔥 https://github.com/elit3pwner/CVE-2015-1328-GoldenEye · Exploit
• 🔥 https://github.com/x1ns4n3/CVE-2015-1328-GoldenEye · Exploit
• 🔥 https://github.com/0x1ns4n3/CVE-2015-1328-GoldenEye · Exploit
• 🔥 https://github.com/betalphafai/CVE-2015-0568 · Exploit
• 🔥 https://github.com/betalphafai/cve-2015-3636_crash · Exploit
• https://github.com/torvalds/linux/commit/e0c9c0afd2fc958ffa34b697972721d81df8a56f · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6787 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8019 · Security Note
• https://advisories.mageia.org/MGASA-2015-0386.html · Security Note