Description
In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix NULL pointer derefernce in hns_roce_map_mr_sg() ib_map_mr_sg() allows ULPs to specify NULL as the sg_offset argument. The driver needs to check whether it is a NULL pointer before dereferencing it.
Affected products
linux: linux kernel
References9
- git.kernel.org/stable/c/35f5b68f63aac61d30ce0b0c6beb09b8845a3e65 Patch
- git.kernel.org/stable/c/52617e76f4963644db71dc0a17e998654dc0c7f4 Patch
- git.kernel.org/stable/c/6b0d7d6e6883d0ec70cd7b5a02c47c003d5defe7 Patch
- git.kernel.org/stable/c/6b526d17eed850352d880b93b9bf20b93006bd92 Patch
- git.kernel.org/stable/c/71becb0e9df78a8d43dfd0efcef18c830a0af477 Patch
- git.kernel.org/stable/c/8c269bb2cc666ca580271e1a8136c63ac9162e1e Patch
- git.kernel.org/stable/c/bd715e191d444992d6ed124f15856da5c1cae2de Patch
- lists.debian.org/debian-lts-announce/2025/03/msg00001.html
- lists.debian.org/debian-lts-announce/2025/03/msg00002.html
Metrics
- CVSS 3.1
-
5.5
MEDIUM
Score source: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - EPSS — exploit probability
- 1% percentile: 54 · as of 6 November 2026
- CWE
- CWE-476
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