Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix regsafe() for pointers to packet In case rold->reg->range == BEYOND_PKT_END && rcur->reg->range == N regsafe() may return true which may lead to current state with valid packet range not being explored. Fix the bug.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.10.155, < 5.10.253 |
References
- https://git.kernel.org/stable/c/015a74476dc1ab6923d89f1ee009aaf43faa7185Patch
- https://git.kernel.org/stable/c/37db6b9726d0bcf91cbdf9d63b558c50da49f968Patch
- https://git.kernel.org/stable/c/7241da033fdc507b920e092dab1f97b945cb0370Patch
- https://git.kernel.org/stable/c/8aebe18069394f4a79d2d82080a0f806da449996Patch
- https://git.kernel.org/stable/c/a8502a79e832b861e99218cbd2d8f4312d62e225Patch
- https://git.kernel.org/stable/c/b52f6d0ef7b308f9d05bbddb78749852f28e8e40Patch
- https://git.kernel.org/stable/c/b99d82706bd1511bb875e3de7154698fd9215c99Patch
- https://git.kernel.org/stable/c/ca995b1462ec6db1e869100ba1fb7356bd3f22f0Patch
FAQ
What is CVE-2026-43030?
CVE-2026-43030 is a vulnerability with a CVSS score of 7.8 (HIGH). In the Linux kernel, the following vulnerability has been resolved: bpf: Fix regsafe() for pointers to packet In case rold->reg->range == BEYOND_PKT_END && rcur->reg->range == N regsafe() may return...
How severe is CVE-2026-43030?
CVE-2026-43030 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-43030?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.