CVE-2014-2672 : Race condition in the ath_tx_aggr_sleep function in drivers/net/wireless/ath/ath

Race condition in the ath_tx_aggr_sleep function in drivers/net/wireless/ath/ath9k/xmit.c in the Linux kernel before 3.13.7 allows remote attackers to cause a denial of service (system crash) via a large amount of network traffic that triggers certain list deletions.

Published 2014-04-01 06:35:54

Updated 2025-04-12 10:46:41

Source MITRE

View at NVD, CVE.org

Vulnerability category: Denial of service

Products affected by CVE-2014-2672

Linux » Linux Kernel
Versions from including (>=) 3.2 and before (<) 3.2.56
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel
Versions from including (>=) 3.5 and before (<) 3.10.42
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel
Versions from including (>=) 3.11 and before (<) 3.12.15
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel
Versions from including (>=) 3.3 and before (<) 3.4.92
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel
Versions from including (>=) 3.13 and before (<) 3.13.7
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2014-2672

EPSS FAQ

0.74%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 70 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2014-2672

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
7.1	HIGH	AV:N/AC:M/Au:N/C:N/I:N/A:C	8.6	6.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Complete

CWE ids for CVE-2014-2672

CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2014-2672

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=21f8aaee0c62708654988ce092838aa7df4d25d8

kernel/git/torvalds/linux.git - Linux kernel source tree
Patch;Vendor Advisory
https://bugzilla.kernel.org/show_bug.cgi?id=70551

70551 – kernel crash on ath9k under heavy load
Issue Tracking;Patch;Vendor Advisory
https://github.com/torvalds/linux/commit/21f8aaee0c62708654988ce092838aa7df4d25d8

ath9k: protect tid->sched check · torvalds/linux@21f8aae · GitHub
Patch;Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.13.7

Release Notes;Vendor Advisory

CVEs referencing this url
http://www.securityfocus.com/bid/66492

Linux Kernel 'drivers/net/wireless/ath/ath9k/xmit.c' Denial of Service Vulnerability
Third Party Advisory;VDB Entry
http://secunia.com/advisories/57468

Sign in
Third Party Advisory
http://www.openwall.com/lists/oss-security/2014/03/30/5

oss-security - Re: CVE request: Linux Kernel, two security issues
Mailing List;Patch;Third Party Advisory

CVEs referencing this url
https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.15

Release Notes;Vendor Advisory

CVEs referencing this url
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=21f8aaee0c62708654988ce092838aa7df4d25d8

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Vulnerability Details : CVE-2014-2672

Products affected by CVE-2014-2672

Exploit prediction scoring system (EPSS) score for CVE-2014-2672

CVSS scores for CVE-2014-2672

CWE ids for CVE-2014-2672

References for CVE-2014-2672