Improper authentication in Linux kernel - CVE-2009-3623
Published: October 30, 2009 / Updated: February 13, 2023
Vulnerability identifier: #VU92643
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2009-3623
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper authentication error. A remote non-authenticated attacker can perform a denial of service (DoS) attack.
How to mitigate CVE-2009-3623
Install update from vendor's repository.
Sources
- http://marc.info/?l=oss-security&m=125618753029631&w=2
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc1
- http://marc.info/?l=oss-security&m=125624036516377&w=2
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.31.2
- https://bugzilla.redhat.com/show_bug.cgi?id=530269
- http://www.ubuntu.com/usn/usn-864-1
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=886e3b7fe6054230c89ae078a09565ed183ecc73
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=80fc015bdfe1f5b870c1e1ee02d78e709523fee7