CVE-2017-1000377

An issue was discovered in the size of the default stack guard page on PAX Linux (originally from GRSecurity but shipped by other Linux vendors), specifically the default stack guard page is not sufficiently large and can be "jumped" over (the stack guard page is bypassed), this affects PAX Linux Kernel versions as of June 19, 2017 (specific version information is not available at this time).

CVSS v3.0 5.9 MEDIUM
CVSS v2.0 4.6 MEDIUM

5.9^/10

CVSS v3.0 : MEDIUM

Vector : AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Exploitability : 2.5 / Impact : 3.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txt	Third Party Advisory
https://access.redhat.com/security/cve/CVE-2017-1000377	Broken Link
http://www.securityfocus.com/bid/99129	Third Party Advisory VDB Entry

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Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*

Information

Published : 2017-06-19 09:29

Updated : 2017-07-05 11:09

NVD link : CVE-2017-1000377

Mitre link : CVE-2017-1000377

JSON object : View

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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Products Affected

linux

linux_kernel

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