High severity7.0NVD Advisory· Published Nov 26, 2008· Updated Apr 23, 2026
CVE-2008-5162
CVE-2008-5162
Description
The arc4random function in the kernel in FreeBSD 6.3 through 7.1 does not have a proper entropy source for a short time period immediately after boot, which makes it easier for attackers to predict the function's return values and conduct certain attacks against the GEOM framework and various network protocols, related to the Yarrow random number generator.
Affected products
30cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*+ 29 more
- cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*range: >=6.4,<7.0
- cpe:2.3:o:freebsd:freebsd:6.3:-:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:6.3:p1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:6.3:p2:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:6.3:p3:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:6.3:p4:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:6.3:p5:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.0:-:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.0:p1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.0:p3:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.0:p4:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.0:p5:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.1:-:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.1:p1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.1:p10:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.1:p12:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.1:p13:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.1:p14:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.1:p15:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.1:p16:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.1:p2:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.1:p3:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.1:p4:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.1:p5:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.1:p6:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.1:p7:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.1:p8:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.1:p9:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.1:rc1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:7.1:rc2:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
5- security.freebsd.org/advisories/FreeBSD-SA-08:11.arc4random.ascnvdVendor Advisory
- securitytracker.com/idnvdBroken LinkThird Party AdvisoryVDB Entry
- www.securityfocus.com/bid/32447nvdBroken LinkThird Party AdvisoryVDB Entry
- osvdb.org/50137nvdBroken Link
- secunia.com/advisories/32871nvdBroken Link
News mentions
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