CVE-2018-9422 — Use After Free in INC Android

CWE-416 — Use After FreeCWE-362 — Race Condition8 documents8 sources
Severity
7.8HIGHNVD
EPSS
0.1%
top 82.50%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Linux KernelGoogle INC AndroidDebian Linux
Timeline
PublishedNov 6
Latest updateMay 14

Description

In get_futex_key of futex.c, there is a use-after-free due to improper locking. This could lead to local escalation of privilege with no additional privileges needed. User interaction is not needed for exploitation. Product: Android Versions: Android kernel Android ID: A-74250718 References: Upstream kernel.

CVSS vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages2 packages

▶CVEListV5google_inc/androidAndroid kernel
▶Debianlinux/linux_kernel< 4.6.1-1+3

Also affects: Debian Linux 8.0, 9.0

Patches

Patch: source.android.com ↗Patch: source.android.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-7jfq-4vfx-p3rg: In get_futex_key of futex↗2022-05-14
▶
CVEList
CVE-2018-9422: In get_futex_key of futex↗2018-11-06
▶
OSV
CVE-2018-9422: In get_futex_key of futex↗2018-11-06
▶

📋Vendor Advisories

3
Android
CVE-2018-9422: futex↗2018-07-01
▶
Debian
CVE-2018-9422: linux - In get_futex_key of futex.c, there is a use-after-free due to improper locking. ...↗2018
▶
Red Hat
kernel: Elevation of Privilege in futex↗2016-02-09
▶

💬Community

1
Bugzilla
CVE-2018-9422 kernel: Elevation of Privilege in futex↗2018-07-19
▶
CVE-2018-9422 — Use After Free in Google INC Android | cvebase