CVE-2007-4573

Description

The IA32 system call emulation functionality in Linux kernel 2.4.x and 2.6.x before 2.6.22.7, when running on the x86_64 architecture, does not zero extend the eax register after the 32bit entry path to ptrace is used, which might allow local users to gain privileges by triggering an out-of-bounds access to the system call table using the %RAX register.

Category

7.2
CVSS
Severity: High
CVSS 2.0 •
EPSS 0.16%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory novell.com Vendor Advisory fedoranews.org Vendor Advisory debian.org Vendor Advisory mandriva.com Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory mandriva.com Vendor Advisory mandriva.com Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory mandriva.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.redhat.com/support/errata/RHSA-2007-0937.html vendor advisory
http://secunia.com/advisories/27212 third party advisory
http://secunia.com/advisories/27227 third party advisory
http://www.redhat.com/support/errata/RHSA-2007-0938.html vendor advisory
http://www.novell.com/linux/security/advisories/2007_53_kernel.html vendor advisory
http://securitytracker.com/id?1018748 vdb entry
http://secunia.com/advisories/26953 third party advisory
http://fedoranews.org/updates/FEDORA-2007-229.shtml vendor advisory
http://www.securityfocus.com/archive/1/480451/100/0/threaded mailing list
http://secunia.com/advisories/26978 third party advisory
http://lkml.org/lkml/2007/9/21/512 patch mailing list
http://secunia.com/advisories/26934 third party advisory
http://secunia.com/advisories/26994 third party advisory
http://secunia.com/advisories/26995 third party advisory
http://www.debian.org/security/2008/dsa-1504 vendor advisory
http://www.securityfocus.com/bid/25774 vdb entry
http://www.mandriva.com/security/advisories?name=MDVSA-2008:008 vendor advisory
http://secunia.com/advisories/26919 third party advisory
http://secunia.com/advisories/27912 third party advisory
http://www.ubuntu.com/usn/usn-518-1 vendor advisory
http://www.vupen.com/english/advisories/2007/3246 vdb entry
http://lkml.org/lkml/2007/9/21/513 mailing list
http://www.securityfocus.com/archive/1/480705/100/0/threaded mailing list
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.22.7
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9735 signature vdb entry
https://www.redhat.com/archives/fedora-package-announce/2007-September/msg00355.html vendor advisory
http://www.debian.org/security/2007/dsa-1381 vendor advisory
http://marc.info/?l=full-disclosure&m=119062587407908&w=2 mailing list
http://kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.35.3
http://www.mandriva.com/security/advisories?name=MDKSA-2007:196 vendor advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2008:105 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2007-12/msg00001.html vendor advisory
http://www.redhat.com/support/errata/RHSA-2007-0936.html vendor advisory
http://secunia.com/advisories/26955 third party advisory
http://secunia.com/advisories/29058 third party advisory
https://issues.rpath.com/browse/RPL-1754
http://secunia.com/advisories/26917 third party advisory
http://www.debian.org/security/2007/dsa-1378 vendor advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2007:195 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2007-4573?
CVE-2007-4573 has been scored as a high severity vulnerability.
How to fix CVE-2007-4573?
To fix CVE-2007-4573, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2007-4573 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2007-4573 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.