VDB
CVE-2020-36766
CVE-2020-36766
PUBLISHED
An issue was discovered in the Linux kernel before 5.8.6. drivers/media/cec/core/cec-api.c leaks one byte of kernel memory on specific hardware to unprivileged users, because of directly assigning log_addrs with a hole in the struct.
EPSS 0.01% · 1.6th percentile
Risk Scores
EPSS Score
0.01%
1.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-5.19 | 5.19.0-1024.25~22.04.1, 5.19.0-1027.28~22.04.1, * |
| Ubuntu:16.04:LTS | linux-hwe-edge | 4.10.0-21.23~16.04.1, 4.10.0-19.21~16.04.1, 4.10.0-14.16~16.04.1 |
| Ubuntu:22.04:LTS | linux-gcp-5.19 | 5.19.0-1027.29~22.04.1, 5.19.0-1030.32~22.04.1, * |
| Ubuntu:Pro:FIPS-updates:18.04:LTS | linux-azure-fips | 4.15.0-1002.2, 4.15.0-2009.10, 4.15.0-2008.9 |
| Ubuntu:Pro:FIPS:18.04:LTS | linux-aws-fips | 4.15.0-2000.4, 0 |
| Ubuntu:18.04:LTS | linux-oracle-5.0 | 5.0.0-1011.16, 5.0.0-1008.13~18.04.1, 5.0.0-1009.14~18.04.1 |
| Ubuntu:22.04:LTS | linux-starfive-6.2 | 6.2.0-1009.10~22.04.1, 0, 6.2.0-1006.7~22.04.1 |
| Ubuntu:18.04:LTS | linux-gkeop-5.4 | 5.4.0-1037.38~18.04.1, 5.4.0-1033.34~18.04.1, 5.4.0-1032.33~18.04.1 |
| Ubuntu:20.04:LTS | linux-gcp-5.13 | *, *, 5.13.0-1012.15~20.04.1 |
| Ubuntu:18.04:LTS | linux-gcp-4.15 | 4.15.0-1081.92, 4.15.0-1084.95, 4.15.0-1083.94 |
| Ubuntu:20.04:LTS | linux-oracle-5.13 | 5.13.0-1016.20~20.04.1, 5.13.0-1011.13~20.04.2, 5.13.0-1015.19~20.04.1 |
| Ubuntu:Pro:FIPS:18.04:LTS | linux-gcp-fips | 0, 4.15.0-1001.1 |
| Ubuntu:20.04:LTS | linux-riscv-5.11 | 5.11.0-1021.22~20.04.1, 5.11.0-1018.19~20.04.2, 5.11.0-1017.18~20.04.1 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | 0, 5.15.0-1073.75 |
| Ubuntu:20.04:LTS | linux-oem-5.14 | 5.14.0-1013.13, 5.14.0-1011.11, 5.14.0-1008.8 |
| Ubuntu:Pro:FIPS:18.04:LTS | linux-fips | 0, 4.15.0-1011.12 |
| Ubuntu:20.04:LTS | linux-hwe-5.8 | 5.8.0-50.56~20.04.1, 5.8.0-23.24~20.04.1, 5.8.0-28.30~20.04.1 |
| Ubuntu:20.04:LTS | linux-aws-5.8 | 5.8.0-1042.44~20.04.1, 0, * |
| Ubuntu:20.04:LTS | linux-oracle | 5.4.0-1024.24, 5.4.0-1025.25, 5.4.0-1021.21 |
| Ubuntu:20.04:LTS | linux-oracle-5.11 | 5.11.0-1025.27~20.04.1, 0, 5.11.0-1013.14~20.04.1 |
…and 84 more
Exploit Intelligence
- Simplified Version of Cryptography Attack based on Birthday Paradox: Sweet32 (CVE-2016-2183) (github-poc)
- Simplified Version of Cryptography Attack based on Birthday Paradox: Sweet32 (CVE-2016-2183) (github-poc)
- Simplified Version of Cryptography Attack based on Birthday Paradox: Sweet32 (CVE-2016-2183) (github-poc)
- Simplified Version of Cryptography Attack based on Birthday Paradox: Sweet32 (CVE-2016-2183) (github-poc)
- Simplified Version of Cryptography Attack based on Birthday Paradox: Sweet32 (CVE-2016-2183) (github-poc)
- Simplified Version of Cryptography Attack based on Birthday Paradox: Sweet32 (CVE-2016-2183) (github-poc)
- A carefully crafted If: request header can cause a memory read, or write of a single zero byte, in a pool (heap) memory location beyond the header value sent. This could cause the process to crash. This issue affects Apache HTTP Server 2.4.54 and earlier. CVE project by @Sn0wAlice (github-poc)
- A carefully crafted If: request header can cause a memory read, or write of a single zero byte, in a pool (heap) memory location beyond the header value sent. This could cause the process to crash. This issue affects Apache HTTP Server 2.4.54 and earlier. CVE project by @Sn0wAlice (github-poc)
- A carefully crafted If: request header can cause a memory read, or write of a single zero byte, in a pool (heap) memory location beyond the header value sent. This could cause the process to crash. This issue affects Apache HTTP Server 2.4.54 and earlier. CVE project by @Sn0wAlice (github-poc)
- A carefully crafted If: request header can cause a memory read, or write of a single zero byte, in a pool (heap) memory location beyond the header value sent. This could cause the process to crash. This issue affects Apache HTTP Server 2.4.54 and earlier. CVE project by @Sn0wAlice (github-poc)
…and 345 more exploits
Timeline
- Jun 28, 2021 PoC Published
- Dec 11, 2021 PoC Published
- Dec 13, 2021 PoC Published
- Jun 7, 2022 PoC Published
- Sep 16, 2022 PoC Published
- Jun 9, 2023 PoC Published
- Jul 15, 2023 PoC Published
- Sep 18, 2023 CVE Published
- Sep 19, 2023 EPSS Score
- Oct 21, 2023 EPSS Score
- Nov 4, 2023 PoC Published
- Nov 21, 2023 PoC Published
References
- https://ubuntu.com/security/CVE-2020-36766 third-party-advisory
- https://git.kernel.org/linus/6c42227c3467549ddc65efe99c869021d2f4a570 third-party-advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.6 third-party-advisory
- https://github.com/torvalds/linux/commit/6c42227c3467549ddc65efe99c869021d2f4a570 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-36766 third-party-advisory