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.
Affected products
linux: linux kernel
References10
- git.kernel.org/stable/c/015a74476dc1ab6923d89f1ee009aaf43faa7185 Patch
- git.kernel.org/stable/c/37db6b9726d0bcf91cbdf9d63b558c50da49f968 Patch
- git.kernel.org/stable/c/7241da033fdc507b920e092dab1f97b945cb0370 Patch
- git.kernel.org/stable/c/8aebe18069394f4a79d2d82080a0f806da449996 Patch
- git.kernel.org/stable/c/a8502a79e832b861e99218cbd2d8f4312d62e225 Patch
- git.kernel.org/stable/c/b52f6d0ef7b308f9d05bbddb78749852f28e8e40 Patch
- git.kernel.org/stable/c/b99d82706bd1511bb875e3de7154698fd9215c99 Patch
- git.kernel.org/stable/c/ca995b1462ec6db1e869100ba1fb7356bd3f22f0 Patch
- cert-portal.siemens.com/productcert/html/ssa-019113.html
- cert-portal.siemens.com/productcert/html/ssa-082556.html
Metrics
- CVSS 3.1
-
7.8
HIGH
Score source: CNA
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 0% percentile: 3 · as of 13 November 2026
- CWE
- CWE-682
Could this be exploited in your environment?
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