VDB
CVE-2021-0929
CVE-2021-0929
PUBLISHED
CVSS 7.800000190734863 HIGH
In ion_dma_buf_end_cpu_access and related functions of ion.c, there is a possible way to corrupt memory due to a use after free. 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-187527909References: Upstream kernel
EPSS 0.16% · 5.4th percentile
Risk Scores
CVSS 3.1
7.800000190734863
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.16%
5.4th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | linux-riscv | 5.4.0-28.32, 5.4.0-30.34, 5.4.0-33.37 |
| Ubuntu:18.04:LTS | linux-gcp-5.3 | 5.3.0-1016.17~18.04.1, *, 5.3.0-1032.34~18.04.1 |
| Ubuntu:18.04:LTS | linux-oracle-5.0 | 5.0.0-1013.18, 5.0.0-1011.16, 5.0.0-1010.15~18.04.1 |
| Ubuntu:18.04:LTS | linux-aws-5.3 | 5.3.0-1028.30~18.04.1, 5.3.0-1023.25~18.04.1, 5.3.0-1019.21~18.04.1 |
| Ubuntu:18.04:LTS | linux-aws-5.0 | 5.0.0-1027.30, 0, 5.0.0-1021.24~18.04.1 |
| Ubuntu:18.04:LTS | linux-azure-edge | 0, 4.18.0-1006.6~18.04.1, 4.18.0-1008.8~18.04.1 |
| Ubuntu:18.04:LTS | linux-gcp | 4.15.0-1006.6, 4.15.0-1010.10, 4.15.0-1015.15 |
| Ubuntu:18.04:LTS | linux-hwe | 4.18.0-15.16~18.04.1, 5.3.0-64.58~18.04.1, 5.3.0-65.59 |
| Ubuntu:18.04:LTS | linux-azure | 5.0.0-1025.27~18.04.1, 0, 4.15.0-1008.8 |
| Ubuntu:18.04:LTS | linux-hwe-edge | 0, 5.0.0-20.21~18.04.1, 5.3.0-19.20~18.04.2 |
| Ubuntu:16.04:LTS | linux-hwe-edge | 4.15.0-20.21~16.04.1, 4.15.0-15.16~16.04.1, 4.13.0-21.24~16.04.1 |
| Ubuntu:18.04:LTS | linux-oracle-5.3 | 5.3.0-1030.32~18.04.1, 5.3.0-1011.12~18.04.1, 5.3.0-1013.14~18.04.1 |
| Ubuntu:18.04:LTS | linux-azure-5.3 | 5.3.0-1019.20~18.04.1, 5.3.0-1022.23~18.04.1, 5.3.0-1028.29~18.04.1 |
| Ubuntu:20.04:LTS | linux-raspi2 | 0, 5.3.0-1015.17, 5.3.0-1017.19 |
Timeline
- Nov 2, 2021 CVE Published
- Dec 16, 2021 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 9, 2022 EPSS Score
- Apr 4, 2022 EPSS Score
- May 29, 2022 EPSS Score
- Jul 23, 2022 EPSS Score
- Sep 16, 2022 EPSS Score
- Nov 10, 2022 EPSS Score
- Feb 27, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- Apr 23, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-0929 advisory
- https://source.android.com/security/bulletin/2021-11-01 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-0929 third-party-advisory