UBUNTU-CVE-2021-39714

Details

In ion_buffer_kmap_get of ion.c, there is a possible use-after-free due to an integer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-205573273References: Upstream kernel

Affected Packages(208 packages)

linux

Ubuntu 14.04 LTS

Fixed in:

3.11.0-12.19

linux

Ubuntu 24.04 LTS

Fixed in:

6.5.0-9.9

linux

Ubuntu 25.04

Fixed in:

6.11.0-8.8

linux

Ubuntu 18.04 LTS

Fixed in:

4.13.0-16.19

linux

Ubuntu 22.04 LTS

Fixed in:

5.13.0-19.19

linux

Ubuntu Pro 16.04 LTS

Affected versions:

4.2.0-16.194.2.0-17.214.2.0-19.234.3.0-1.104.3.0-2.114.3.0-5.164.3.0-6.174.3.0-7.184.4.0-10.254.4.0-101.124+131 more

Fixed in:

4.4.0-229.263

linux

Ubuntu 20.04 LTS

Affected versions:

5.3.0-18.195.3.0-24.26

Fixed in:

5.4.0-9.12

linux-aws

Ubuntu 22.04 LTS

Fixed in:

5.13.0-1005.6

linux-aws

Ubuntu 18.04 LTS

Fixed in:

4.15.0-1001.1

linux-aws

Ubuntu 20.04 LTS

Affected versions:

5.3.0-1003.35.3.0-1008.95.3.0-1009.105.3.0-1010.11

Fixed in:

5.4.0-1005.5

References

REPORThttps://android.googlesource.com/kernel/common/+/16b34e53eaadd%5E%21/#F0 REPORThttps://source.android.com/security/bulletin/pixel/2022-03-01 REPORThttps://ubuntu.com/security/CVE-2021-39714 ADVISORYhttps://ubuntu.com/security/notices/USN-5505-1 ADVISORYhttps://ubuntu.com/security/notices/USN-5513-1 REPORThttps://www.cve.org/CVERecord?id=CVE-2021-39714

UBUNTU-CVE-2021-39714

Details

Affected Packages(208 packages)

References

CVSS Analysis

Upstream

Related

Ecosystems(30)

Timeline