CVE-2009-1935

Integer overflow in the pipe_build_write_buffer function (sys/kern/sys_pipe.c) in the direct write optimization feature in the pipe implementation in FreeBSD 7.1 through 7.2 and 6.3 through 6.4 allows local users to bypass virtual-to-physical address lookups and read sensitive information in memory pages via unspecified vectors.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.9 UNKNOWN
LOCAL
LOW
AV:L/AC:L/Au:N/C:C/I:N/A:N
freebsdCNA
---
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 22%
VendorProductVersion
freebsdfreebsd
6.3
freebsdfreebsd
6.3:release_p10
freebsdfreebsd
6.3_releng:_releng
freebsdfreebsd
6.4
freebsdfreebsd
6.4:release_p4
freebsdfreebsd
6.4:stable
freebsdfreebsd
7.1
freebsdfreebsd
7.1:pre-release
freebsdfreebsd
7.1:rc1
freebsdfreebsd
7.1:release-p1
freebsdfreebsd
7.1:release-p2
freebsdfreebsd
7.1:release-p5
freebsdfreebsd
7.1:stable
freebsdfreebsd
7.2
freebsdfreebsd
7.2:pre-release
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
http://osvdb.org/55044
http://secunia.com/advisories/35398
http://security.freebsd.org/advisories/FreeBSD-SA-09:09.pipe.asc
http://security.freebsd.org/patches/SA-09:09/pipe.patch
http://www.securityfocus.com/bid/35279
http://www.securitytracker.com/id?1022365
https://exchange.xforce.ibmcloud.com/vulnerabilities/51109
http://osvdb.org/55044
http://secunia.com/advisories/35398
http://security.freebsd.org/advisories/FreeBSD-SA-09:09.pipe.asc
http://security.freebsd.org/patches/SA-09:09/pipe.patch
http://www.securityfocus.com/bid/35279
http://www.securitytracker.com/id?1022365
https://exchange.xforce.ibmcloud.com/vulnerabilities/51109