vulnerability
Red Hat: CVE-2021-45486: CVE-2021-45486 kernel: information leak in the IPv4 implementation (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 3 | (AV:A/AC:L/Au:S/C:P/I:N/A:N) | Dec 25, 2021 | May 13, 2022 | Aug 11, 2025 |
Severity
3
CVSS
(AV:A/AC:L/Au:S/C:P/I:N/A:N)
Published
Dec 25, 2021
Added
May 13, 2022
Modified
Aug 11, 2025
Description
In the IPv4 implementation in the Linux kernel before 5.12.4, net/ipv4/route.c has an information leak because the hash table is very small.
Solutions
no-fix-redhat-rpm-packageredhat-upgrade-kernelredhat-upgrade-kernel-rt
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