CVE-2001-0268

Description

The i386_set_ldt system call in NetBSD 1.5 and earlier, and OpenBSD 2.8 and earlier, when the USER_LDT kernel option is enabled, does not validate a call gate target, which allows local users to gain root privileges by creating a segment call gate in the Local Descriptor Table (LDT) with a target that specifies an arbitrary kernel address.

7.2

CVSS

Severity: High

CVSS 2.0 •

EPSS 0.10%

Vendor Advisory neohapsis.com Vendor Advisory neohapsis.com Vendor Advisory openbsd.org

Affected: n/a n/a

References

Link	Tags
http://archives.neohapsis.com/archives/linux/caldera/2001-q4/0014.html	vendor advisory
http://archives.neohapsis.com/archives/netbsd/2001-q1/0093.html	patch vendor advisory
http://www.kb.cert.org/vuls/id/358960	third party advisory us government resource
https://exchange.xforce.ibmcloud.com/vulnerabilities/6222	vdb entry
http://www.securityfocus.com/bid/2739	vdb entry
http://www.openbsd.org/errata.html#userldt	vendor advisory
http://archives.neohapsis.com/archives/bugtraq/2001-02/0353.html	mailing list
http://www.osvdb.org/6141	vdb entry

Frequently Asked Questions

What is the severity of CVE-2001-0268?: CVE-2001-0268 has been scored as a high severity vulnerability.
How to fix CVE-2001-0268?: To fix CVE-2001-0268, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2001-0268 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2001-0268 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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