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CVE
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CVE-2018-7492Date: (C)2018-03-09   (M)2024-03-26


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.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 5.5CVSS Score : 4.9
Exploit Score: 1.8Exploit Score: 3.9
Impact Score: 3.6Impact Score: 6.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: LOCALAccess Vector: LOCAL
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: LOWAuthentication: NONE
User Interaction: NONEConfidentiality: NONE
Scope: UNCHANGEDIntegrity: NONE
Confidentiality: NONEAvailability: COMPLETE
Integrity: NONE 
Availability: HIGH 
  
Reference:
BID-103185
DSA-4187
USN-3619-1
USN-3619-2
USN-3674-1
USN-3674-2
USN-3677-1
USN-3677-2
https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f3069c6d33f6ae63a1668737bc78aaaa51bff7ca
https://bugzilla.redhat.com/show_bug.cgi?id=1527393
https://github.com/torvalds/linux/commit/f3069c6d33f6ae63a1668737bc78aaaa51bff7ca
https://patchwork.kernel.org/patch/10096441/
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.7
https://xorl.wordpress.com/2017/12/18/linux-kernel-rdma-null-pointer-dereference/

CPE    6
cpe:/o:canonical:ubuntu_linux:12.04::~~esm~~~
cpe:/o:debian:debian_linux:7.0
cpe:/o:debian:debian_linux:8.0
cpe:/o:linux:linux_kernel
...
CWE    1
CWE-476
OVAL    19
oval:org.secpod.oval:def:52929
oval:org.secpod.oval:def:704113
oval:org.secpod.oval:def:89002148
oval:org.secpod.oval:def:52050
...

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