vulnerability
Ubuntu: (CVE-2020-36766): linux vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 2 | (AV:L/AC:L/Au:S/C:P/I:N/A:N) | Sep 18, 2023 | Nov 19, 2024 | Sep 5, 2025 |
Severity
2
CVSS
(AV:L/AC:L/Au:S/C:P/I:N/A:N)
Published
Sep 18, 2023
Added
Nov 19, 2024
Modified
Sep 5, 2025
Description
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.
Solutions
ubuntu-upgrade-linuxubuntu-upgrade-linux-awsubuntu-upgrade-linux-aws-5-4ubuntu-upgrade-linux-aws-fipsubuntu-upgrade-linux-aws-hweubuntu-upgrade-linux-azureubuntu-upgrade-linux-azure-4-15ubuntu-upgrade-linux-azure-5-4ubuntu-upgrade-linux-azure-fipsubuntu-upgrade-linux-fipsubuntu-upgrade-linux-gcpubuntu-upgrade-linux-gcp-4-15ubuntu-upgrade-linux-gcp-5-4ubuntu-upgrade-linux-gcp-fipsubuntu-upgrade-linux-hweubuntu-upgrade-linux-hwe-5-4ubuntu-upgrade-linux-kvmubuntu-upgrade-linux-oracleubuntu-upgrade-linux-oracle-5-4ubuntu-upgrade-linux-raspiubuntu-upgrade-linux-raspi-5-4
References
- CVE-2020-36766
- https://attackerkb.com/topics/CVE-2020-36766
- URL-https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.6
- URL-https://git.kernel.org/linus/6c42227c3467549ddc65efe99c869021d2f4a570
- URL-https://github.com/torvalds/linux/commit/6c42227c3467549ddc65efe99c869021d2f4a570
- URL-https://www.cve.org/CVERecord?id=CVE-2020-36766
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