High severity · published Feb 28, 2019
CVE-2019-1999
In binder_alloc_free_page of binder_alloc.c, there is a possible double free due to improper locking
7.8
CVSS
0.8%
EPSS
No
On KEV
Description
In binder_alloc_free_page of binder_alloc.c, there is a possible double free due to improper locking. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android kernel. Android ID: A-120025196.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 57% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AN
Android · Android
Android kernel · source: NVD, vendor
DL
Debian Linux · Debian
9.0; 10.0 · source: NVD
UL
Ubuntu Linux · Canonical
19.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-1999
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-1999
Broken Link
http://www.securityfocus.com/bid/106851
Mailing List
https://seclists.org/bugtraq/2019/Aug/13
Vendor Advisory
https://source.android.com/security/bulletin/2019-02-01
Third Party Advisory
https://usn.ubuntu.com/3979-1/
Third Party Advisory
https://www.debian.org/security/2019/dsa-4495
Exploit
https://www.exploit-db.com/exploits/46357/
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