CVE-2010-2693

high

Description

FreeBSD 7.1 through 8.1-PRERELEASE does not copy the read-only flag when creating a duplicate mbuf buffer reference, which allows local users to cause a denial of service (system file corruption) and gain privileges via the sendfile system call.

References

http://www.vupen.com/english/advisories/2010/1787

http://www.securitytracker.com/id?1024182

http://www.securityfocus.com/bid/41577

http://security.freebsd.org/advisories/FreeBSD-SA-10:07.mbuf.asc

http://secunia.com/advisories/40567

Details

Source: Mitre, NVD

Published: 2010-07-13

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 7.2

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H