vulnerability
Ubuntu: (CVE-2019-20934): linux vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:M/Au:N/C:P/I:N/A:C) | Nov 28, 2020 | Nov 19, 2024 | Sep 5, 2025 |
Severity
5
CVSS
(AV:L/AC:M/Au:N/C:P/I:N/A:C)
Published
Nov 28, 2020
Added
Nov 19, 2024
Modified
Sep 5, 2025
Description
An issue was discovered in the Linux kernel before 5.2.6. On NUMA systems, the Linux fair scheduler has a use-after-free in show_numa_stats() because NUMA fault statistics are inappropriately freed, aka CID-16d51a590a8c.
Solutions
ubuntu-upgrade-linuxubuntu-upgrade-linux-awsubuntu-upgrade-linux-aws-fipsubuntu-upgrade-linux-aws-hweubuntu-upgrade-linux-azureubuntu-upgrade-linux-azure-fipsubuntu-upgrade-linux-fipsubuntu-upgrade-linux-gcpubuntu-upgrade-linux-gke-4-15ubuntu-upgrade-linux-gke-5-0ubuntu-upgrade-linux-hweubuntu-upgrade-linux-hwe-edgeubuntu-upgrade-linux-kvmubuntu-upgrade-linux-lts-xenialubuntu-upgrade-linux-oemubuntu-upgrade-linux-oem-osp1ubuntu-upgrade-linux-oracleubuntu-upgrade-linux-raspi2ubuntu-upgrade-linux-snapdragon
References
- CVE-2019-20934
- https://attackerkb.com/topics/CVE-2019-20934
- CWE-416
- URL-https://bugs.chromium.org/p/project-zero/issues/detail?id=1913
- URL-https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.6
- URL-https://git.kernel.org/linus/16d51a590a8ce3befb1308e0e7ab77f3b661af33
- URL-https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=16d51a590a8ce3befb1308e0e7ab77f3b661af33
- URL-https://www.cve.org/CVERecord?id=CVE-2019-20934
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