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CVE-2007-4774

Date: January 15, 2020

The Linux kernel before 2.4.36-rc1 has a race condition. It was possible to bypass systrace policies by flooding the ptraced process with SIGCONT signals, which can can wake up a PTRACED process.

Severity Score

Related Resources (6)

https://nvd.nist.gov/vuln/detail/CVE-2007-4774
https://people.canonical.com/~ubuntu-security/cve/CVE-2007-4774
http://taviso.decsystem.org/research.html
https://osdn.net/projects/linux-kernel-docs/scm/git/linux-2.4.36/listCommit?skip=60
https://security.netapp.com/advisory/ntap-20200204-0002/
https://www.mend.io/vulnerability-database/CVE-2007-4774

Severity Score

Weakness Type (CWE)

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CWE-362

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): HIGH
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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