CVE-2000-0461
First published: Mon May 29 2000(Updated: )
The undocumented semconfig system call in BSD freezes the state of semaphores, which allows local users to cause a denial of service of the semaphore system by using the semconfig call.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| FreeBSD Kernel | =3.1 | |
| FreeBSD Kernel | =2.2.5 | |
| NetBSD current | =1.4.2 | |
| NetBSD current | =1.4.2 | |
| FreeBSD Kernel | =2.2.2 | |
| NetBSD current | =1.4.2 | |
| FreeBSD Kernel | =2.2.3 | |
| FreeBSD Kernel | =2.0.5 | |
| FreeBSD Kernel | =1.1.5.1 | |
| NetBSD current | =1.4.2 | |
| NetBSD current | =1.4.1 | |
| FreeBSD Kernel | =2.2.8 | |
| FreeBSD Kernel | =2.1.6.1 | |
| FreeBSD Kernel | =2.2 | |
| FreeBSD Kernel | =3.0 | |
| FreeBSD Kernel | =3.2 | |
| FreeBSD Kernel | =2.2.4 | |
| FreeBSD Kernel | =2.1.0 | |
| FreeBSD Kernel | =2.2.6 | |
| FreeBSD Kernel | =2.1.6 | |
| FreeBSD Kernel | =2.1.7.1 | |
| FreeBSD Kernel | =3.3 | |
| FreeBSD Kernel | =4.0 | |
| FreeBSD Kernel | =3.4 | |
| FreeBSD Kernel | =5.0-alpha | |
| NetBSD current | =1.4.1 | |
| FreeBSD Kernel | =5.0 | |
| FreeBSD Kernel | =2.1.5 | |
| FreeBSD Kernel | =4.0-alpha | |
| NetBSD current | =1.4.1 | |
| FreeBSD Kernel | =2.0 |
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Frequently Asked Questions
What is the severity of CVE-2000-0461?
CVE-2000-0461 is classified as a denial of service vulnerability.
How do I fix CVE-2000-0461?
To mitigate CVE-2000-0461, consider upgrading to a version of FreeBSD or NetBSD that does not support the semconfig system call.
Which versions of FreeBSD are affected by CVE-2000-0461?
CVE-2000-0461 affects multiple FreeBSD versions including 1.1.5.1, 2.0, 2.1.x, 2.2.x, and 3.x.
Can CVE-2000-0461 be exploited by remote attackers?
CVE-2000-0461 can only be exploited by local users, not remote attackers.
What systems are impacted by CVE-2000-0461?
CVE-2000-0461 impacts FreeBSD and NetBSD systems that support the semconfig system call.
- agent/references
- agent/type
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- version/freebsd kernel/2.2.3
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- version/netbsd current/1.4.1
- version/freebsd kernel/2.2.8
- version/freebsd kernel/2.1.6.1
- version/freebsd kernel/2.2
- version/freebsd kernel/3.0
- version/freebsd kernel/3.2
- version/freebsd kernel/2.2.4
- version/freebsd kernel/2.1.0
- version/freebsd kernel/2.2.6
- version/freebsd kernel/2.1.6
- version/freebsd kernel/2.1.7.1
- version/freebsd kernel/3.3
- version/freebsd kernel/4.0
- version/freebsd kernel/3.4
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