VDB
CVE-2021-35039
CVE-2021-35039
PUBLISHED
kernel/module.c in the Linux kernel before 5.12.14 mishandles Signature Verification, aka CID-0c18f29aae7c. Without CONFIG_MODULE_SIG, verification that a kernel module is signed, for loading via init_module, does not occur for a module.sig_enforce=1 command-line argument.
EPSS 0.09% · 24.7th percentile
Risk Scores
EPSS Score
0.09%
24.7th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:FIPS-updates:18.04:LTS | linux-aws-fips | 4.15.0-2097.103, 4.15.0-2098.104, 4.15.0-2099.105 |
| Ubuntu:Pro:FIPS-updates:18.04:LTS | linux-gcp-fips | 4.15.0-2045.50, 4.15.0-2054.59, 4.15.0-2055.60 |
| Ubuntu:20.04:LTS | linux-azure-5.11 | *, *, 5.11.0-1007.7~20.04.2 |
| Ubuntu:Pro:FIPS-updates:18.04:LTS | linux-fips | 4.15.0-1143.155, 0, 4.15.0-1029.34 |
| Ubuntu:Pro:FIPS:18.04:LTS | linux-gcp-fips | 4.15.0-1001.1, 0 |
| Ubuntu:Pro:FIPS-updates:18.04:LTS | linux-azure-fips | 4.15.0-2080.86, 4.15.0-2041.45, 0 |
| Ubuntu:20.04:LTS | linux-aws-5.11 | 0, 5.11.0-1014.15~20.04.1, * |
| Ubuntu:Pro:FIPS-updates:20.04:LTS | linux-fips | 5.4.0-1032.37, 5.4.0-1028.32, 0 |
| Ubuntu:Pro:FIPS:20.04:LTS | linux-aws-fips | 0, * |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | 0, 5.15.0-1073.75 |
| Ubuntu:Pro:FIPS:20.04:LTS | linux-azure-fips | 0, 5.4.0-1022.22+fips1 |
| Ubuntu:22.04:LTS | linux-realtime | 5.15.0-1032.35, 0 |
| Ubuntu:Pro:FIPS-updates:20.04:LTS | linux-aws-fips | 5.4.0-1021.21+fips2, 0 |
| Ubuntu:Pro:FIPS-updates:20.04:LTS | linux-gcp-fips | 0, 5.4.0-1021.21+fips1 |
| Ubuntu:20.04:LTS | linux-oracle-5.11 | 0, 5.11.0-1016.17~20.04.1, 5.11.0-1013.14~20.04.1 |
| Ubuntu:Pro:FIPS:20.04:LTS | linux-fips | 5.4.0-1007.8, 0 |
| Ubuntu:Pro:FIPS:20.04:LTS | linux-gcp-fips | 5.4.0-1021.21+fips1, 0 |
| Ubuntu:20.04:LTS | linux-gcp-5.11 | 0, 5.11.0-1014.16~20.04.1, 5.11.0-1017.19~20.04.1 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | 0, 6.8.0-2019.20 |
| Ubuntu:Pro:FIPS-updates:20.04:LTS | linux-azure-fips | 5.4.0-1022.22+fips1, 0 |
…and 3 more
Timeline
- Jul 7, 2021 EPSS Score
- Jul 7, 2021 CVE Published
- Sep 5, 2021 EPSS Score
- Nov 4, 2021 EPSS Score
- Jan 2, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 3, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 2, 2022 EPSS Score
- Jul 1, 2022 EPSS Score
- Aug 31, 2022 EPSS Score
- Oct 30, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-35039 third-party-advisory
- https://seclists.org/oss-sec/2021/q3/6 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-35039 third-party-advisory