Bug 1198444 - (CVE-2021-39800) VUL-1: CVE-2021-39800: kernel-source: possible data leak in ion_ioctl of ion-ionctl.c
(CVE-2021-39800)
VUL-1: CVE-2021-39800: kernel-source: possible data leak in ion_ioctl of ion-...
Status: RESOLVED INVALID
Classification: Novell Products
Product: SUSE Security Incidents
Classification: Novell Products
Component: Incidents
unspecified
Other Other
: P5 - None : Minor
: ---
Assigned To: Security Team bot
Security Team bot
https://smash.suse.de/issue/328856/
:
Depends on:
Blocks:
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Reported: 2022-04-13 09:25 UTC by Gabriele Sonnu
Modified: 2022-04-13 10:58 UTC (History)
2 users (show)

See Also:
Found By: Security Response Team
Services Priority:
Business Priority:
Blocker: ---
Marketing QA Status: ---
IT Deployment: ---


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Description Gabriele Sonnu 2022-04-13 09:25:13 UTC
In ion_ioctl of ion-ioctl.c, there is a possible way to leak kernel head data
due to a use after free. This could lead to local information disclosure with no
additional execution privileges needed. User interaction is not needed for
exploitation.Product: AndroidVersions: Android kernelAndroid ID:
A-208277166References: Upstream kernel

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-39800
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-39800
https://source.android.com/security/bulletin/2022-04-01
Comment 1 Gabriele Sonnu 2022-04-13 09:25:41 UTC
Android-only driver, our product are not affected. Closing.