VDB
CVE-2021-0938
CVE-2021-0938
PUBLISHED
In memzero_explicit of compiler-clang.h, there is a possible bypass of defense in depth due to uninitialized data. 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-171418586References: Upstream kernel
EPSS 0.06% · 18.8th percentile
Risk Scores
EPSS Score
0.06%
18.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | linux-gcp-5.3 | 5.3.0-1018.19~18.04.1, 0, 5.3.0-1008.9~18.04.1 |
| Ubuntu:20.04:LTS | linux-oem-5.6 | 5.6.0-1054.58, 0, 5.6.0-1007.7 |
| Ubuntu:18.04:LTS | linux-azure-edge | 0, *, 4.18.0-1007.7~18.04.1 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | 0, 6.8.0-2019.20 |
| Ubuntu:18.04:LTS | linux-azure | 5.0.0-1032.34, *, * |
| Ubuntu:18.04:LTS | linux-oracle-5.0 | 5.0.0-1013.18, 5.0.0-1008.13~18.04.1, 5.0.0-1009.14~18.04.1 |
| Ubuntu:Pro:FIPS:20.04:LTS | linux-azure-fips | *, 0 |
| Ubuntu:18.04:LTS | linux-oracle-5.4 | 5.4.0-1030.32~18.04.1, 0, 5.4.0-1019.19~18.04.1 |
| Ubuntu:20.04:LTS | linux-aws | 5.4.0-1017.17, 5.4.0-1028.29, 5.4.0-1025.25 |
| Ubuntu:20.04:LTS | linux-oracle-5.8 | 5.8.0-1034.35~20.04.2, 5.8.0-1037.38~20.04.1, 5.8.0-1038.39~20.04.1 |
| Ubuntu:18.04:LTS | linux-gke-4.15 | 4.15.0-1041.43, 4.15.0-1055.58, 4.15.0-1046.49 |
| Ubuntu:18.04:LTS | linux-raspi-5.4 | 5.4.0-1013.13~18.04.1, 0, 5.4.0-1028.31~18.04.1 |
| Ubuntu:20.04:LTS | linux-riscv | 5.4.0-39.44, 5.4.0-40.45, 5.4.0-37.42 |
| Ubuntu:Pro:FIPS:20.04:LTS | linux-gcp-fips | *, 0 |
| Ubuntu:18.04:LTS | linux-gcp-5.4 | 5.4.0-1034.37~18.04.1, *, 5.4.0-1036.39~18.04.1 |
| Ubuntu:Pro:FIPS-updates:20.04:LTS | linux-azure-fips | 5.4.0-1022.22+fips1, 0 |
| Ubuntu:18.04:LTS | linux-aws-5.4 | 5.4.0-1022.22~18.04.1, 5.4.0-1024.24~18.04.1, 5.4.0-1025.25~18.04.1 |
| Ubuntu:18.04:LTS | linux-azure-5.3 | *, 5.3.0-1013.14~18.04.1, 5.3.0-1034.35~18.04.1 |
| Ubuntu:22.04:LTS | linux-realtime | 0, 5.15.0-1032.35 |
| Ubuntu:Pro:FIPS-updates:20.04:LTS | linux-gcp-fips | 0, 5.4.0-1021.21+fips1 |
…and 29 more
Exploit Intelligence
- Linux_Exploit_CVE_2021_3490.yar (github-yara)
- Linux_Exploit_CVE_2021_3490.yar (github-yara)
- Linux_Exploit_CVE_2021_3490.yar (github-yara)
- Linux_Exploit_CVE_2021_3490.yar (github-yara)
- Linux_Exploit_CVE_2021_3490.yar (github-yara)
- Linux_Exploit_CVE_2021_3490.yar (github-yara)
- Linux_Exploit_CVE_2021_3490.yar (github-yara)
- Linux_Exploit_CVE_2021_3490.yar (github-yara)
- Linux_Exploit_CVE_2021_3490.yar (github-yara)
- Linux_Exploit_CVE_2021_3490.yar (github-yara)
…and 35 more exploits
Timeline
- Oct 5, 2021 CVE Published
- Oct 26, 2021 EPSS Score
- Dec 21, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Apr 12, 2022 EPSS Score
- Jun 7, 2022 EPSS Score
- Aug 3, 2022 EPSS Score
- Sep 28, 2022 EPSS Score
- Nov 23, 2022 EPSS Score
- Jan 19, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-0938 third-party-advisory
- https://source.android.com/security/bulletin/pixel/2021-10-01 third-party-advisory
- https://git.kernel.org/linus/3347acc6fcd4ee71ad18a9ff9d9dac176b517329 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-0938 third-party-advisory