CVE-2018-7492
MEDIUM severity · CVSS 5.5 · CWE-476
5.5CVSS MEDIUM
Summary
A NULL pointer dereference was found in the net/rds/rdma.c __rds_rdma_map() function in the Linux kernel before 4.14.7 allowing local attackers to cause a system panic and a denial-of-service, related to RDS_GET_MR and RDS_GET_MR_FOR_DEST.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)1%
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f3069c6d33f6ae63a1668737bc78aaaa51bff7ca ↗
Additional information
- NVD record
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f3069c6d33f6ae63a1668737bc78aaaa51bff7caPatch
- https://github.com/torvalds/linux/commit/f3069c6d33f6ae63a1668737bc78aaaa51bff7caPatch
- https://patchwork.kernel.org/patch/10096441/Patch
- http://www.securityfocus.com/bid/103185Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1527393Advisory
- https://lists.debian.org/debian-lts-announce/2018/05/msg00000.htmlAdvisory
- https://usn.ubuntu.com/3619-1/Advisory
- https://usn.ubuntu.com/3619-2/Advisory