VulnerabilityModified
CVE-2018-9422
In get_futex_key of futex.c, there is a use-after-free due to improper locking.
HIGH 7.8EPSS 0.22%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.22%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.0
- 7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.22% probability · 12th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- google/android · debian/debian linux
- Source
- security@android.com
References
- https://bugzilla.suse.com/show_bug.cgi?id=1102001&_ga=2.244341506.661832603.1561012452-1774095668.1553066022
- https://lists.debian.org/debian-lts-announce/2018/07/msg00015.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/07/msg00016.htmlThird Party Advisory
- https://source.android.com/security/bulletin/2018-07-01Patch, Vendor Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=1102001&_ga=2.244341506.661832603.1561012452-1774095668.1553066022
- https://lists.debian.org/debian-lts-announce/2018/07/msg00015.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/07/msg00016.htmlThird Party Advisory
- https://source.android.com/security/bulletin/2018-07-01Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.