low3.5
CVE-2021-45486
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.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | before 5.12.4 |
| Oracle | Communications Cloud Native Core Binding Support Function | Version 22.1.3 |
| Oracle | Communications Cloud Native Core Network Exposure Function | Version 22.1.1 |
| Oracle | Communications Cloud Native Core Policy | Version 22.2.0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://arxiv.org/pdf/2112.09604.pdf
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.4
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/net/ipv4/route.c?id=aa6dd211e4b1dde9d5dc25d699d35f789ae7eeba
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://arxiv.org/pdf/2112.09604.pdf
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.4
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/net/ipv4/route.c?id=aa6dd211e4b1dde9d5dc25d699d35f789ae7eeba
- https://www.oracle.com/security-alerts/cpujul2022.html