Insufficient verification of data authenticity in Linux kernel - CVE-2007-3848
Published: August 14, 2007 / Updated: October 15, 2018
Vulnerability identifier: #VU99773
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2007-3848
CWE-ID: CWE-345
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform service disruption.
Linux kernel 2.4.35 and other versions allows local users to send arbitrary signals to a child process that is running at higher privileges by causing a setuid-root parent process to die, which delivers an attacker-controlled parent process death signal (PR_SET_PDEATHSIG).
How to mitigate CVE-2007-3848
Install update from vendor's repository.
Sources
- http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=CVE-2007-3848
- http://lists.opensuse.org/opensuse-security-announce/2008-02/msg00002.html
- http://lists.opensuse.org/opensuse-security-announce/2008-03/msg00007.html
- http://marc.info/?l=bugtraq&m=118711306802632&w=2
- http://marc.info/?l=openwall-announce&m=118710356812637&w=2
- http://secunia.com/advisories/26450
- http://secunia.com/advisories/26500
- http://secunia.com/advisories/26643
- http://secunia.com/advisories/26651
- http://secunia.com/advisories/26664
- http://secunia.com/advisories/27212
- http://secunia.com/advisories/27227
- http://secunia.com/advisories/27322
- http://secunia.com/advisories/27436
- http://secunia.com/advisories/27747
- http://secunia.com/advisories/27913
- http://secunia.com/advisories/28806
- http://secunia.com/advisories/29058
- http://secunia.com/advisories/29570
- http://secunia.com/advisories/33280
- http://support.avaya.com/elmodocs2/security/ASA-2007-474.htm
- http://www.debian.org/security/2007/dsa-1356
- http://www.debian.org/security/2008/dsa-1503
- http://www.debian.org/security/2008/dsa-1504
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.22.4
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:195
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:196
- http://www.novell.com/linux/security/advisories/2007_53_kernel.html
- http://www.redhat.com/support/errata/RHSA-2007-0939.html
- http://www.redhat.com/support/errata/RHSA-2007-0940.html
- http://www.redhat.com/support/errata/RHSA-2007-1049.html
- http://www.redhat.com/support/errata/RHSA-2008-0787.html
- http://www.securityfocus.com/archive/1/476464/100/0/threaded
- http://www.securityfocus.com/archive/1/476538/100/0/threaded
- http://www.securityfocus.com/archive/1/476677/100/0/threaded
- http://www.securityfocus.com/archive/1/476803/100/0/threaded
- http://www.securityfocus.com/bid/25387
- http://www.ubuntu.com/usn/usn-508-1
- http://www.ubuntu.com/usn/usn-509-1
- http://www.ubuntu.com/usn/usn-510-1
- https://issues.rpath.com/browse/RPL-1648
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10120