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CVE-2015-8950

Date: October 10, 2016

arch/arm64/mm/dma-mapping.c in the Linux kernel before 4.0.3, as used in the ION subsystem in Android and other products, does not initialize certain data structures, which allows local users to obtain sensitive information from kernel memory by triggering a dma_mmap call.

Language: C

Severity Score

Related Resources (9)

https://nvd.nist.gov/vuln/detail/CVE-2015-8950
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.0.3
https://github.com/torvalds/linux/commit/6829e274a623187c24f7cfc0e3d35f25d087fcc5
http://source.android.com/security/bulletin/2016-10-01.html
https://security-tracker.debian.org/tracker/CVE-2015-8950
https://source.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=6e2c437a2d0a85d90d3db85a7471f99764f7bbf8
http://www.securityfocus.com/bid/93318
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6829e274a623187c24f7cfc0e3d35f25d087fcc5
https://www.mend.io/vulnerability-database/CVE-2015-8950

Severity Score

Weakness Type (CWE)

Exposure of Sensitive Information to an Unauthorized Actor

CWE-200

CVSS v3.1

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

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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