CVE-2015-7312

Severity Score

4.4

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Multiple race conditions in the Advanced Union Filesystem (aufs) aufs3-mmap.patch and aufs4-mmap.patch patches for the Linux kernel 3.x and 4.x allow local users to cause a denial of service (use-after-free and BUG) or possibly gain privileges via a (1) madvise or (2) msync system call, related to mm/madvise.c and mm/msync.c.

Múltiples condiciones de carrera en los parches de Advanced Union Filesystem (aufs) aufs3-mmap.patch y aufs4-mmap.patch para el kernel Linux 3.x y 4.x permite a usuarios locales causar una denegación de servicio (uso después de liberación de memoria y BUG) o posiblemente obtener privilegios a través de una llamada al sistema (1) madvise o (2) msync, relacionada con mm/madvise.c y mm/msync.c.

*Credits: N/A

CVSS Scores

NISTv2 4.4

Attack Vector

Local

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2015-09-22 CVE Reserved
2015-10-20 CVE Published
2023-03-08 EPSS Updated
2024-08-06 CVE Updated
2024-08-06 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CWE-416: Use After Free

CAPEC

References (4)

URL	Tag	Source
http://www.openwall.com/lists/oss-security/2015/09/22/10	Mailing List

URL	Date	SRC
http://sourceforge.net/p/aufs/mailman/message/34449209	2024-08-06

URL	Date	SRC

URL	Date	SRC
http://www.debian.org/security/2015/dsa-3364	2020-08-07
http://www.ubuntu.com/usn/USN-2777-1	2020-08-07

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 3.0.0 <= 3.19.8 Search vendor "Linux" for product "Linux Kernel" and version " >= 3.0.0 <= 3.19.8"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 4.0.0 <= 4.20.15 Search vendor "Linux" for product "Linux Kernel" and version " >= 4.0.0 <= 4.20.15"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				14.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "14.04"		esm		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				8.0 Search vendor "Debian" for product "Debian Linux" and version "8.0"		-		Affected