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CVE-2014-7825

Date: November 10, 2014

kernel/trace/trace_syscalls.c in the Linux kernel through 3.17.2 does not properly handle private syscall numbers during use of the perf subsystem, which allows local users to cause a denial of service (out-of-bounds read and OOPS) or bypass the ASLR protection mechanism via a crafted application.

Language: C

Severity Score

Related Resources (13)

http://rhn.redhat.com/errata/RHSA-2015-0290.html
https://github.com/torvalds/linux/commit/086ba77a6db00ed858ff07451bedee197df868c9
https://nvd.nist.gov/vuln/detail/CVE-2014-7825
http://www.securityfocus.com/bid/70972
http://www.openwall.com/lists/oss-security/2014/11/06/11
https://access.redhat.com/security/cve/CVE-2014-7825
https://exchange.xforce.ibmcloud.com/vulnerabilities/98557
https://bugzilla.redhat.com/show_bug.cgi?id=1161565
http://rhn.redhat.com/errata/RHSA-2014-1943.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2014-7825
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=086ba77a6db00ed858ff07451bedee197df868c9
http://rhn.redhat.com/errata/RHSA-2015-0864.html
https://www.mend.io/vulnerability-database/CVE-2014-7825

Severity Score

Weakness Type (CWE)

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-119

Out-of-bounds Read

CWE-125

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): COMPLETE
Integrity (I): COMPLETE
Availability (A): COMPLETE
Additional information:

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