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CVE-2007-4573

The IA32 system call emulation functionality in Linux kernel 2.4.x and 2.6.x before 2.6.22.7,...

7.2 HighPublic exploitFix available

CVE-2007-4573 is a high vulnerability (CVSS 7.2) in Linux Kernel, published September 24, 2007. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.82%, the 57th percentile. Fixed in kernel 0:2.6.18-8.1.14.el5.

What does this mean?
Severity
7.2 HighCVSS 2.0, NVD
Exploit chance
0.82%EPSS, 57th percentile
Exploitation
None known2 public exploits
Fixed in
0:2.6.18-8.1.14.el5kernel +127 more

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.

Exploit likelihood

0.82%Down 3.2 points since Feb 4, 2022
90%50%10%1%

Affected products

Affected packages

Affected packages
PackageAffectedFixed
linux-2.6
Debian:4.0
From an advisory covering 5 CVEs
before 2.6.18.dfsg.1-13etch3, plus listed versions
2.6.18.dfsg.1-122.6.18.dfsg.1-12etch12.6.18.dfsg.1-12etch22.6.18.dfsg.1-132.6.18.dfsg.1-13etch12.6.18.dfsg.1-13etch2
2.6.18.dfsg.1-13etch3
fai-kernels
Debian:4.0
From an advisory covering 5 CVEs
before 1.17+etch.13etch3, plus listed versions
1.171.17+etch11.17+etch21.17+etch31.17+etch41.17+etch51.17etch1
1.17+etch.13etch3
user-mode-linux
Debian:4.0
From an advisory covering 5 CVEs
before 2.6.18-1um-2etch.13etch3, plus listed versions
2.6.18-1um-22.6.18-1um-2etch12.6.18-1um-2etch22.6.18-1um-2etch32.6.18-1um-2etch4
2.6.18-1um-2etch.13etch3
linux-2.6
Debian:4.0
From an advisory covering 4 CVEs
before 2.6.18.dfsg.1-13etch4, plus listed versions
2.6.18.dfsg.1-122.6.18.dfsg.1-12etch12.6.18.dfsg.1-12etch22.6.18.dfsg.1-132.6.18.dfsg.1-13etch12.6.18.dfsg.1-13etch22.6.18.dfsg.1-13etch3
2.6.18.dfsg.1-13etch4
kernel-image-2.6.8-s390
Debian:3.1
From an advisory covering 20 CVEs
before 2.6.8-6sarge1, plus listed versions
2.6.8-52.6.8-5sarge12.6.8-5sarge22.6.8-5sarge32.6.8-5sarge4
Show 4 moreShow less
2.6.8-5sarge52.6.8-5sarge62.6.8-5sarge72.6.8-6
2.6.8-6sarge1
kernel-image-2.6.8-ia64
Debian:3.1
From an advisory covering 20 CVEs
before 2.6.8-15sarge1, plus listed versions
2.6.8-142.6.8-14sarge12.6.8-14sarge22.6.8-14sarge32.6.8-14sarge4
Show 4 moreShow less
2.6.8-14sarge52.6.8-14sarge62.6.8-14sarge72.6.8-15
2.6.8-15sarge1
fai-kernels
Debian:3.1
From an advisory covering 20 CVEs
before 1.9.1sarge8, plus listed versions
1.9.11.9.1sarge11.9.1sarge21.9.1sarge31.9.1sarge4
Show 4 moreShow less
1.9.1sarge51.9.1sarge61.9.1sarge71.9.1sarge7.1
1.9.1sarge8
kernel-image-2.6.8-amd64
Debian:3.1
From an advisory covering 20 CVEs
before 2.6.8-17sarge1, plus listed versions
2.6.8-142.6.8-16sarge12.6.8-16sarge22.6.8-16sarge42.6.8-16sarge52.6.8-16sarge62.6.8-16sarge72.6.8-17
2.6.8-17sarge1
kernel-image-2.6.8-hppa
Debian:3.1
From an advisory covering 20 CVEs
before 2.6.8-7sarge1, plus listed versions
2.6.8-62.6.8-6sarge12.6.8-6sarge22.6.8-6sarge32.6.8-6sarge4
Show 4 moreShow less
2.6.8-6sarge52.6.8-6sarge62.6.8-6sarge72.6.8-7
2.6.8-7sarge1
kernel-image-2.6.8-sparc
Debian:3.1
From an advisory covering 20 CVEs
before 2.6.8-16sarge1, plus listed versions
2.6.8-152.6.8-15sarge12.6.8-15sarge22.6.8-15sarge32.6.8-15sarge4
Show 4 moreShow less
2.6.8-15sarge52.6.8-15sarge62.6.8-15sarge72.6.8-16
2.6.8-16sarge1
Show 118 moreShow less
Affected packages
PackageAffectedFixed
kernel-image-2.6.8-alpha
Debian:3.1
From an advisory covering 20 CVEs
before 2.6.8-17sarge1, plus listed versions
2.6.8-162.6.8-16sarge12.6.8-16sarge22.6.8-16sarge32.6.8-16sarge4
Show 4 moreShow less
2.6.8-16sarge52.6.8-16sarge62.6.8-16sarge72.6.8-17
2.6.8-17sarge1
kernel-image-2.6.8-i386
Debian:3.1
From an advisory covering 20 CVEs
before 2.6.8-17sarge1, plus listed versions
2.6.8-162.6.8-16sarge12.6.8-16sarge22.6.8-16sarge32.6.8-16sarge4
Show 4 moreShow less
2.6.8-16sarge52.6.8-16sarge62.6.8-16sarge72.6.8-17
2.6.8-17sarge1
kernel-source-2.6.8
Debian:3.1
From an advisory covering 20 CVEs
before 2.6.8-17sarge1, plus listed versions
2.6.8-162.6.8-16sarge12.6.8-16sarge22.6.8-16sarge32.6.8-16sarge4
Show 4 moreShow less
2.6.8-16sarge52.6.8-16sarge62.6.8-16sarge72.6.8-17
2.6.8-17sarge1
kernel-patch-powerpc-2.6.8
Debian:3.1
From an advisory covering 20 CVEs
before 2.6.8-13sarge1, plus listed versions
2.6.8-122.6.8-12sarge12.6.8-12sarge22.6.8-12sarge32.6.8-12sarge4
Show 4 moreShow less
2.6.8-12sarge52.6.8-12sarge62.6.8-12sarge72.6.8-13
2.6.8-13sarge1
kernel-image-2.6.8-m68k
Debian:3.1
From an advisory covering 20 CVEs
before 2.6.8-5sarge1, plus listed versions
2.6.8-42.6.8-4sarge12.6.8-4sarge22.6.8-4sarge32.6.8-4sarge4
Show 4 moreShow less
2.6.8-4sarge52.6.8-4sarge62.6.8-4sarge72.6.8-5
2.6.8-5sarge1
kernel
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-PAE
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-PAE-debuginfo
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-PAE-devel
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-debuginfo
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-debuginfo-common
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-devel
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-doc
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-xen
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-xen-debuginfo
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-xen-devel
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-PAE
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-PAE-debuginfo
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-PAE-devel
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-debuginfo
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-debuginfo-common
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-devel
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-doc
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-kdump
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-kdump-debuginfo
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-kdump-devel
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-xen
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-xen-debuginfo
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel-xen-devel
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.14.el5
0:2.6.18-8.1.14.el5
kernel
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-devel
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-doc
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-hugemem
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-largesmp
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-smp
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-xenU
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-devel
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-doc
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-hugemem
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-largesmp
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-smp
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-xenU
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-devel
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-doc
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-hugemem
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-largesmp
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-smp
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-xenU
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-devel
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-doc
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-hugemem
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-largesmp
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-smp
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-xenU
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.9.EL
0:2.6.9-55.0.9.EL
kernel
Red Hat:enterprise_linux:3::as
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-BOOT
Red Hat:enterprise_linux:3::as
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-debuginfo
Red Hat:enterprise_linux:3::as
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-doc
Red Hat:enterprise_linux:3::as
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-hugemem
Red Hat:enterprise_linux:3::as
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-hugemem-unsupported
Red Hat:enterprise_linux:3::as
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-smp
Red Hat:enterprise_linux:3::as
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-smp-unsupported
Red Hat:enterprise_linux:3::as
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-source
Red Hat:enterprise_linux:3::as
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-unsupported
Red Hat:enterprise_linux:3::as
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel
Red Hat:enterprise_linux:3::desktop
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-BOOT
Red Hat:enterprise_linux:3::desktop
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-debuginfo
Red Hat:enterprise_linux:3::desktop
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-doc
Red Hat:enterprise_linux:3::desktop
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-hugemem
Red Hat:enterprise_linux:3::desktop
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-hugemem-unsupported
Red Hat:enterprise_linux:3::desktop
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-smp
Red Hat:enterprise_linux:3::desktop
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-smp-unsupported
Red Hat:enterprise_linux:3::desktop
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-source
Red Hat:enterprise_linux:3::desktop
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-unsupported
Red Hat:enterprise_linux:3::desktop
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel
Red Hat:enterprise_linux:3::es
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-BOOT
Red Hat:enterprise_linux:3::es
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-debuginfo
Red Hat:enterprise_linux:3::es
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-doc
Red Hat:enterprise_linux:3::es
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-hugemem
Red Hat:enterprise_linux:3::es
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-hugemem-unsupported
Red Hat:enterprise_linux:3::es
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-smp
Red Hat:enterprise_linux:3::es
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-smp-unsupported
Red Hat:enterprise_linux:3::es
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-source
Red Hat:enterprise_linux:3::es
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-unsupported
Red Hat:enterprise_linux:3::es
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel
Red Hat:enterprise_linux:3::ws
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-BOOT
Red Hat:enterprise_linux:3::ws
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-debuginfo
Red Hat:enterprise_linux:3::ws
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-doc
Red Hat:enterprise_linux:3::ws
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-hugemem
Red Hat:enterprise_linux:3::ws
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-hugemem-unsupported
Red Hat:enterprise_linux:3::ws
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-smp
Red Hat:enterprise_linux:3::ws
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-smp-unsupported
Red Hat:enterprise_linux:3::ws
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-source
Red Hat:enterprise_linux:3::ws
before 0:2.4.21-52.EL
0:2.4.21-52.EL
kernel-unsupported
Red Hat:enterprise_linux:3::ws
before 0:2.4.21-52.EL
0:2.4.21-52.EL

Public exploits

Links only. Every CVE stores no exploit code.

What each source reports

NVD Score used7.2

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.

Record
CVE-2007-4573
CVSS 2.0
7.2 HighAV:L/AC:L/Au:N/C:C/I:C/A:C
Weakness
CWE-264
Updated
2026-11-02
CVE ListNo score

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.

Record
CVE-2007-4573
Updated
2026-11-02
EUVDEUVD-2007-4555No score

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.

Record
EUVD-2007-4555
Updated
2026-11-03
GitHub AdvisoriesGHSA-jqfp-qwq6-6w3hNo score

The IA32 system call emulation functionality in Linux kernel 2.4.x and 2.6.x before 2.6.22.7,...

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.

Record
GHSA-jqfp-qwq6-6w3h
Updated
2026-11-02

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
affected, aliases, exploits, facts, references, titleExploit-DB, GitHub Advisories, OSV
first indexedCVE List, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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