Resource management errors in Linux kernel



Published: 2005-11-23
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2005-3784
CWE-ID CWE-399
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Resource management errors

EUVDB-ID: #VU95241

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2005-3784

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The auto-reap of child processes in Linux kernel 2.6 before 2.6.15 includes processes with ptrace attached, which leads to a dangling ptrace reference and allows local users to cause a denial of service (crash) and gain root privileges.

Mitigation

Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

External links

http://secunia.com/advisories/17786
http://secunia.com/advisories/17787
http://secunia.com/advisories/17917
http://secunia.com/advisories/17918
http://secunia.com/advisories/18203
http://secunia.com/advisories/18510
http://secunia.com/advisories/19374
http://www.debian.org/security/2006/dsa-1017
http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7ed0175a462c4c30f6df6fac1cccac058f997739
http://www.mandriva.com/security/advisories?name=MDKSA-2006:018
http://www.redhat.com/support/errata/RHSA-2006-0101.html
http://www.securityfocus.com/advisories/9806
http://www.securityfocus.com/archive/1/419522/100/0/threaded
http://www.securityfocus.com/archive/1/427981/100/0/threaded
http://www.securityfocus.com/archive/1/439623/100/100/threaded
http://www.securityfocus.com/bid/15625
http://www.trustix.org/errata/2005/0070
http://www.vupen.com/english/advisories/2005/2649
http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=174078
http://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9080
http://usn.ubuntu.com/231-1/


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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