PT-2018-4447 · Google · Android Kernel

Ming Lei · Published 2018-04-05 · Updated 2018-05-03 · CVE-2015-9016

Positive Technologies (AI Summary)

CVSS v3.1

7.0

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Android kernel

Description The issue is related to a possible use after free due to a race condition in the blk-mq-tag-to-rq function. This could potentially lead to local escalation of privilege.

Recommendations For Android kernel, consider applying a patch to fix the race condition in the blk mq tag to rq function to prevent use after free and potential privilege escalation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Race Condition

Weakness Enumeration

CWE-264

CWE-362

Related Identifiers

CVE-2015-9016

DSA-4187-1

Affected Products

Android Kernel

References · 76

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/rds_atomic_free_op_null_pointer_deref_priv_esc.rb · Exploit
• 🔥 https://github.com/qazbnm456/awesome-cve-poc/blob/master/CVE-2017-5753.md · Exploit
• 🔥 https://github.com/qazbnm456/awesome-cve-poc/blob/master/CVE-2017-5715.md · Exploit
• 🔥 https://github.com/opsxcq/exploit-cve-2017-5715 · Exploit
• 🔥 https://github.com/EdwardOwusuAdjei/Spectre-PoC · Exploit
• https://github.com/torvalds/linux/commit/0048b4837affd153897ed1222283492070027aa9 · Vendor Advisory
• https://security-tracker.debian.org/tracker/source-package/linux · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18216 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2015-9016 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7492 · Security Note
• https://ubuntu.com/security/CVE-2015-9016 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16914 · Security Note
• https://bdu.fstec.ru/vul/2018-00002 · Security Note
• https://bdu.fstec.ru/vul/2018-00574 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-13220 · Security Note