high7.8
CVE-2018-25020
The BPF subsystem in the Linux kernel before 4.17 mishandles situations with a long jump over an instruction sequence where inner instructions require substant…
Impact
The BPF subsystem in the Linux kernel before 4.17 mishandles situations with a long jump over an instruction sequence where inner instructions require substantial expansions into multiple BPF instructions, leading to an overflow. This affects kernel/bpf/core.c and net/core/filter.c.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | before 4.17 |
| Netapp | Cloud Backup | All versions |
| Netapp | H410c Firmware | All versions |
| Netapp | H300s Firmware | All versions |
| Netapp | H500s Firmware | All versions |
| Netapp | H700s Firmware | All versions |
| Netapp | H300e Firmware | All versions |
| Netapp | H500e Firmware | All versions |
| Netapp | H700e Firmware | All versions |
| Netapp | H410s Firmware | All versions |
Weakness classification
References
- NVD record
- CVE.org record
- http://packetstormsecurity.com/files/165477/Kernel-Live-Patch-Security-Notice-LSN-0083-1.html
- https://github.com/torvalds/linux/commit/050fad7c4534c13c8eb1d9c2ba66012e014773cb
- https://security.netapp.com/advisory/ntap-20211229-0005/
- http://packetstormsecurity.com/files/165477/Kernel-Live-Patch-Security-Notice-LSN-0083-1.html
- https://github.com/torvalds/linux/commit/050fad7c4534c13c8eb1d9c2ba66012e014773cb
- https://security.netapp.com/advisory/ntap-20211229-0005/