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CVE
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CVE-2017-17052Date: (C)2017-11-29   (M)2018-04-19


The mm_init function in kernel/fork.c in the Linux kernel before 4.12.10 does not clear the ->exe_file member of a new process's mm_struct, allowing a local attacker to achieve a use-after-free or possibly have unspecified other impact by running a specially crafted program.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 7.8CVSS Score : 7.2
Exploit Score: 1.8Exploit Score: 3.9
Impact Score: 5.9Impact Score: 10.0
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: LOCALAccess Vector: LOCAL
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: LOWAuthentication: NONE
User Interaction: NONEConfidentiality: COMPLETE
Scope: UNCHANGEDIntegrity: COMPLETE
Confidentiality: HIGHAvailability: COMPLETE
Integrity: HIGH 
Availability: HIGH 
  
Reference:
BID-102009
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2b7e8665b4ff51c034c55df3cff76518d1a9ee3a
https://github.com/torvalds/linux/commit/2b7e8665b4ff51c034c55df3cff76518d1a9ee3a
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.10

CPE    2118
cpe:/o:linux:linux_kernel:4.11.5
cpe:/o:linux:linux_kernel:-
cpe:/o:linux:linux_kernel:2.5.75
cpe:/o:linux:linux_kernel:3.6.10
...
CWE    1
CWE-416
OVAL    3
oval:org.secpod.oval:def:1502164
oval:org.secpod.oval:def:1502163
oval:org.secpod.oval:def:1502177

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