CVE-2009-1527

Race condition in the ptrace_attach function in kernel/ptrace.c in the Linux kernel before 2.6.30-rc4 allows local users to gain privileges via a PTRACE_ATTACH ptrace call during an exec system call that is launching a setuid application, related to locking an incorrect cred_exec_mutex object.
Race Condition
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.9 UNKNOWN
LOCAL
MEDIUM
AV:L/AC:M/Au:N/C:C/I:C/A:C
mitreCNA
---
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 19%
VendorProductVersion
linuxlinux_kernel
𝑥
≤ 2.6.29
linuxlinux_kernel
2.6.30
linuxlinux_kernel
2.6.30:rc1
linuxlinux_kernel
2.6.30:rc2
linuxlinux_kernel
2.6.30:rc3
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
jaunty
not-affected
intrepid
not-affected
hardy
not-affected
dapper
dne
linux-source-2.6.15
jaunty
dne
intrepid
dne
hardy
dne
dapper
not-affected
Common Weakness Enumeration
References
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=cad81bc2529ab8c62b6fdc83a1c0c7f4a87209eb
http://secunia.com/advisories/34977
http://secunia.com/advisories/35120
http://wiki.rpath.com/Advisories:rPSA-2009-0084
http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.30-rc4
http://www.openwall.com/lists/oss-security/2009/05/04/2
http://www.osvdb.org/54188
http://www.securityfocus.com/archive/1/503610/100/0/threaded
http://www.securityfocus.com/bid/34799
http://www.vupen.com/english/advisories/2009/1236
https://exchange.xforce.ibmcloud.com/vulnerabilities/50293
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=cad81bc2529ab8c62b6fdc83a1c0c7f4a87209eb
http://secunia.com/advisories/34977
http://secunia.com/advisories/35120
http://wiki.rpath.com/Advisories:rPSA-2009-0084
http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.30-rc4
http://www.openwall.com/lists/oss-security/2009/05/04/2
http://www.osvdb.org/54188
http://www.securityfocus.com/archive/1/503610/100/0/threaded
http://www.securityfocus.com/bid/34799
http://www.vupen.com/english/advisories/2009/1236
https://exchange.xforce.ibmcloud.com/vulnerabilities/50293