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CVE-2008-3531

MediumPublished

Stack-based buffer overflow in sys/kern/vfs_mount.c in the kernel in FreeBSD 7.0 and 7.1, when vfs.usermount is enabled, allows local users to gain...

Published: Sep 5, 2008
Updated: Aug 7, 2024
Assigning CNA: mitre
Evidence observed: Jul 9, 2009

Primary CVSS

6.9/ 10Medium

nvd · CVSS 2.0

AV:L/AC:M/Au:N/C:C/I:C/A:C

EPSS probability estimate

1.0%

Low · next 30 days

Percentile: 61.8%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

Stack-based buffer overflow in sys/kern/vfs_mount.c in the kernel in FreeBSD 7.0 and 7.1, when vfs.usermount is enabled, allows local users to gain privileges via a crafted (1) mount or (2) nmount system call, related to copying of "user defined data" in "certain error conditions."

Sources

FreeBSD 7.0/7.1 - 'vfs.usermount' Local Privilege EscalationExploit
Patroklos Argyroudis · freebsd · Jul 9, 2009

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