Vulnerability Details : CVE-2017-9076
The dccp_v6_request_recv_sock function in net/dccp/ipv6.c in the Linux kernel through 4.11.1 mishandles inheritance, which allows local users to cause a denial of service or possibly have unspecified other impact via crafted system calls, a related issue to CVE-2017-8890.
Vulnerability category: Denial of service
Products affected by CVE-2017-9076
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-9076
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 21 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-9076
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST | |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
References for CVE-2017-9076
-
https://source.android.com/security/bulletin/2017-09-01
Android Security Bulletin—September 2017 | Android Open Source ProjectThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2018:1854
RHSA-2018:1854 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://github.com/torvalds/linux/commit/83eaddab4378db256d00d295bda6ca997cd13a52
ipv6/dccp: do not inherit ipv6_mc_list from parent · torvalds/linux@83eadda · GitHubPatch;Vendor Advisory
-
http://www.debian.org/security/2017/dsa-3886
Debian -- Security Information -- DSA-3886-1 linuxThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2017:1842
RHSA-2017:1842 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2017:2077
RHSA-2017:2077 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=83eaddab4378db256d00d295bda6ca997cd13a52
kernel/git/torvalds/linux.git - Linux kernel source treePatch;Vendor Advisory
-
https://patchwork.ozlabs.org/patch/760370/
[net] ipv6/dccp: do not inherit ipv6_mc_list from parent - PatchworkPatch;Third Party Advisory
-
http://www.securityfocus.com/bid/98586
Linux kernel CVE-2017-9076 Local Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
https://access.redhat.com/errata/RHSA-2017:2669
RHSA-2017:2669 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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