CVE-2009-1527
Summary
| CVE | CVE-2009-1527 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2009-05-05 20:30:00 UTC |
| Updated | 2026-04-23 00:35:47 UTC |
| Description | 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. |
Risk And Classification
CVSS v2.0 Breakdown
Access Vector
LocalAccess Complexity
MediumAuthentication
NoneConfidentiality
CompleteIntegrity
CompleteAvailability
CompleteAV:L/AC:M/Au:N/C:C/I:C/A:C
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Linux | Linux Kernel | 2.6.30 | - | All | All |
| Operating System | Linux | Linux Kernel | 2.6.30 | rc1 | All | All |
| Operating System | Linux | Linux Kernel | 2.6.30 | rc2 | All | All |
| Operating System | Linux | Linux Kernel | 2.6.30 | rc3 | All | All |
| Operating System | Linux | Linux Kernel | All | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| rPath update for kernel - Secunia Advisories - Vulnerability Information - Secunia.com | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Broken Link |
| SecurityFocus | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Third Party Advisory, VDB Entry |
| Linux Kernel "ptrace_attach()" Privilege Escalation Vulnerability - Secunia Advisories - Vulnerability Information - Secunia.com | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Broken Link |
| IBM X-Force Exchange | af854a3a-2127-422b-91ae-364da2661108 | exchange.xforce.ibmcloud.com | Third Party Advisory, VDB Entry |
| 404: File not found | af854a3a-2127-422b-91ae-364da2661108 | www.kernel.org | Broken Link |
| oss-security - CVE request: kernel: ptrace_attach: fix the usage of ->cred_exec_mutex | af854a3a-2127-422b-91ae-364da2661108 | www.openwall.com | Mailing List, Third Party Advisory |
| kernel/git/torvalds/linux.git - Linux kernel source tree | af854a3a-2127-422b-91ae-364da2661108 | git.kernel.org | |
| www.osvdb.org/54188 | af854a3a-2127-422b-91ae-364da2661108 | www.osvdb.org | Broken Link |
| Linux Kernel 'ptrace_attach()' Local Privilege Escalation Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Third Party Advisory, VDB Entry |
| Webmail : Solution de messagerie professionnelle - OVHcloud- OVH | af854a3a-2127-422b-91ae-364da2661108 | www.vupen.com | Not Applicable |
| wiki.rpath.com/Advisories:rPSA-2009-0084 | af854a3a-2127-422b-91ae-364da2661108 | wiki.rpath.com | Broken Link |
| kernel/git/torvalds/linux.git - Linux kernel source tree | MITRE | git.kernel.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
| Organization | Published | Contributor | Statement |
|---|---|---|---|
| Red Hat | 2009-05-06 | Tomas Hoger | Not vulnerable. This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, 5, or Red Hat Enterprise MRG. |
There are currently no legacy QID mappings associated with this CVE.