Vulnerability CVE-2015-4041


Published: 2020-01-24

Description:
The keycompare_mb function in sort.c in sort in GNU Coreutils through 8.23 on 64-bit platforms performs a size calculation without considering the number of bytes occupied by multibyte characters, which allows attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via long UTF-8 strings.

Type:

CWE-787

CVSS2 => (AV:L/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.6/10
6.4/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
GNU -> Coreutils 

 References:
http://openwall.com/lists/oss-security/2015/05/15/1
https://bugzilla.suse.com/show_bug.cgi?id=928749
https://github.com/pixelb/coreutils/commit/bea5e36cc876ed627bb5e0eca36fdfaa6465e940

Copyright 2023, cxsecurity.com

 

Back to Top