CVE-2015-5706

Severity Score

4.6

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Use-after-free vulnerability in the path_openat function in fs/namei.c in the Linux kernel 3.x and 4.x before 4.0.4 allows local users to cause a denial of service or possibly have unspecified other impact via O_TMPFILE filesystem operations that leverage a duplicate cleanup operation.

Vulnerabilidad de uso después de liberación de memoria en la función path_openat en fs/namei.c en el kernel de Linux 3.x y 4.x en versiones anteriores a 4.0.4, permite a usuarios locales causar una denegación de servicio o posiblemente tener otro impacto no especificado a través de las operaciones de archivos de sistema O_TMPFILE que aprovecha una operación de limpieza duplicada.

*Credits: N/A

CVSS Scores

NISTv2 4.6

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2015-08-02 CVE Reserved
2015-08-07 CVE Published
2023-03-08 EPSS Updated
2024-08-06 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-416: Use After Free

CAPEC

References (11)

URL	Tag	Source
http://twitter.com/grsecurity/statuses/597127122910490624	Broken Link
http://www.openwall.com/lists/oss-security/2015/08/01/5	Mailing List
http://www.securityfocus.com/bid/76142	Third Party Advisory

URL	Date	SRC

URL	Date	SRC
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f15133df088ecadd141ea1907f2c96df67c729f0	2020-08-13
https://bugzilla.redhat.com/show_bug.cgi?id=1250047	2020-08-13
https://github.com/torvalds/linux/commit/f15133df088ecadd141ea1907f2c96df67c729f0	2020-08-13
https://source.android.com/security/bulletin/2017-01-01.html	2020-08-13

URL	Date	SRC
http://www.debian.org/security/2015/dsa-3329	2020-08-13
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.0.4	2020-08-13
http://www.ubuntu.com/usn/USN-2680-1	2020-08-13
http://www.ubuntu.com/usn/USN-2681-1	2020-08-13

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 <= 3.19.8 Search vendor "Linux" for product "Linux Kernel" and version " >= 3.0 <= 3.19.8"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 4.0 < 4.0.4 Search vendor "Linux" for product "Linux Kernel" and version " >= 4.0 < 4.0.4"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				12.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "12.04"		esm		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"				7.0 Search vendor "Debian" for product "Debian Linux" and version "7.0"		-		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