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CVE-2007-2525

Memory leak in the PPP over Ethernet (PPPoE) socket implementation in the Linux kernel before 2.6...

4.9 MediumFix available

Memory leak in the PPP over Ethernet (PPPoE) socket implementation in the Linux kernel before 2.6.21-git8 allows local users to cause a denial of service (memory consumption) by creating a socket using connect, and releasing it before the PPPIOCGCHAN ioctl is initialized.

Exploit likelihood

0.40%Down 1.1 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 4.9

Memory leak in the PPP over Ethernet (PPPoE) socket implementation in the Linux kernel before 2.6.21-git8 allows local users to cause a denial of service (memory consumption) by creating a socket using connect, and releasing it before the PPPIOCGCHAN ioctl is initialized.

Record
CVE-2007-2525
CVSS 2.0
4.9 MediumAV:L/AC:L/Au:N/C:N/I:N/A:C
Updated
2026-11-02
CVE List No score

Memory leak in the PPP over Ethernet (PPPoE) socket implementation in the Linux kernel before 2.6.21-git8 allows local users to cause a denial of service (memory consumption) by creating a socket using connect, and releasing it before the PPPIOCGCHAN ioctl is initialized.

Record
CVE-2007-2525
Updated
2026-11-02
EUVDEUVD-2007-2518 No score

Memory leak in the PPP over Ethernet (PPPoE) socket implementation in the Linux kernel before 2.6.21-git8 allows local users to cause a denial of service (memory consumption) by creating a socket using connect, and releasing it before the PPPIOCGCHAN ioctl is initialized.

Record
EUVD-2007-2518
Updated
2026-11-03
GitHub AdvisoriesGHSA-vpjf-j2jf-ghm8 No score

Memory leak in the PPP over Ethernet (PPPoE) socket implementation in the Linux kernel before 2.6...

Memory leak in the PPP over Ethernet (PPPoE) socket implementation in the Linux kernel before 2.6.21-git8 allows local users to cause a denial of service (memory consumption) by creating a socket using connect, and releasing it before the PPPIOCGCHAN ioctl is initialized.

Record
GHSA-vpjf-j2jf-ghm8
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
linux-2.6
Debian:4.0
before 2.6.18.dfsg.1-13etch1, plus listed versions
2.6.18.dfsg.1-122.6.18.dfsg.1-12etch12.6.18.dfsg.1-12etch22.6.18.dfsg.1-13
2.6.18.dfsg.1-13etch1
kernel-latest-2.4-i386
Debian:3.1
before 101sarge2, plus listed versions
101101sarge1
101sarge2
kernel-image-2.4.27-alpha
Debian:3.1
before 2.4.27-10sarge6, plus listed versions
2.4.27-102.4.27-10sarge12.4.27-10sarge22.4.27-10sarge32.4.27-10sarge42.4.27-10sarge5
2.4.27-10sarge6
kernel-image-2.4.27-m68k
Debian:3.1
before 2.4.27-3sarge6, plus listed versions
2.4.27-32.4.27-3sarge12.4.27-3sarge22.4.27-3sarge32.4.27-3sarge42.4.27-3sarge5
2.4.27-3sarge6
i2c
Debian:3.1
before 1:2.9.1-1sarge2, plus listed versions
1:2.9.1-11:2.9.1-1sarge1
1:2.9.1-1sarge2
systemimager
Debian:3.1
before 3.2.3-6sarge5, plus listed versions
3.2.3-63.2.3-6sarge13.2.3-6sarge23.2.3-6sarge33.2.3-6sarge4
3.2.3-6sarge5
kernel-latest-2.4-alpha
Debian:3.1
before 101sarge3, plus listed versions
101101sarge1
101sarge3
kernel-patch-powerpc-2.4.27
Debian:3.1
before 2.4.27-10sarge6, plus listed versions
2.4.27-102.4.27-10sarge12.4.27-10sarge22.4.27-10sarge32.4.27-10sarge42.4.27-10sarge5
2.4.27-10sarge6
kernel-latest-2.4-sparc
Debian:3.1
before 42sarge3, plus listed versions
4242sarge142sarge2
42sarge3
kernel-patch-2.4.27-mips
Debian:3.1
before 2.4.27-10.sarge4.040815-3, plus listed versions
2.4.27-10.040815-12.4.27-10.sarge1.040815-12.4.27-10.sarge2.040815-12.4.27-10.sarge3.040815-12.4.27-10.sarge4.040815-12.4.27-10.sarge4.040815-2
2.4.27-10.sarge4.040815-3
Show 98 moreShow less
Affected packages
PackageAffectedFixed
pcmcia-modules-2.4.27-i386
Debian:3.1
before 3.2.5+2sarge2, plus listed versions
3.2.5+23.2.5+2sarge1
3.2.5+2sarge2
kernel-image-2.4.27-ia64
Debian:3.1
before 2.4.27-10sarge6, plus listed versions
2.4.27-102.4.27-10sarge12.4.27-10sarge22.4.27-10sarge32.4.27-10sarge42.4.27-10sarge5
2.4.27-10sarge6
mindi-kernel
Debian:3.1
before 2.4.27-2sarge5, plus listed versions
2.4.27-22.4.27-2sarge12.4.27-2sarge22.4.27-2sarge32.4.27-2sarge4
2.4.27-2sarge5
kernel-latest-2.4-s390
Debian:3.1
before 2.4.27-1sarge2, plus listed versions
2.4.27-12.4.27-1sarge1
2.4.27-1sarge2
hostap-modules-i386
Debian:3.1
before 1:0.3.7-1sarge3, plus listed versions
1:0.3.7-11:0.3.7-1sarge11:0.3.7-1sarge2
1:0.3.7-1sarge3
kernel-image-speakup-i386
Debian:3.1
before 2.4.27-1.1sarge5, plus listed versions
2.4.27-1.12.4.27-1.1sarge12.4.27-1.1sarge22.4.27-1.1sarge32.4.27-1.1sarge4
2.4.27-1.1sarge5
kernel-source-2.4.27
Debian:3.1
before 2.4.27-10sarge6, plus listed versions
2.4.27-102.4.27-10sarge12.4.27-10sarge22.4.27-10sarge32.4.27-10sarge42.4.27-10sarge5
2.4.27-10sarge6
kernel-image-2.4.27-arm
Debian:3.1
before 2.4.27-2sarge6, plus listed versions
2.4.27-22.4.27-2sarge12.4.27-2sarge22.4.27-2sarge32.4.27-2sarge42.4.27-2sarge5
2.4.27-2sarge6
kernel-image-2.4.27-i386
Debian:3.1
before 2.4.27-10sarge6, plus listed versions
2.4.27-102.4.27-10sarge12.4.27-10sarge22.4.27-10sarge32.4.27-10sarge42.4.27-10sarge5
2.4.27-10sarge6
kernel-image-2.4.27-sparc
Debian:3.1
before 2.4.27-9sarge6, plus listed versions
2.4.27-92.4.27-9sarge12.4.27-9sarge22.4.27-9sarge32.4.27-9sarge42.4.27-9sarge5
2.4.27-9sarge6
kernel-image-2.4.27-s390
Debian:3.1
before 2.4.27-2sarge6, plus listed versions
2.4.27-22.4.27-2sarge12.4.27-2sarge22.4.27-2sarge32.4.27-2sarge42.4.27-2sarge5
2.4.27-2sarge6
kernel-source-2.4.27
Debian:3.1
before 2.4.27-10sarge7, plus listed versions
2.4.27-102.4.27-10sarge12.4.27-10sarge22.4.27-10sarge32.4.27-10sarge42.4.27-10sarge52.4.27-10sarge6
2.4.27-10sarge7
kernel-image-2.6.8-s390
Debian:3.1
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
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
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
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
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
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
kernel-image-2.6.8-alpha
Debian:3.1
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
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
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
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
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 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-PAE
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-PAE-debuginfo
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-PAE-devel
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-debuginfo
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-debuginfo-common
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-devel
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-doc
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-headers
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-xen
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-xen-debuginfo
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-xen-devel
Red Hat:enterprise_linux:5::client
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-PAE
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-PAE-debuginfo
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-PAE-devel
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-debuginfo
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-debuginfo-common
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-devel
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-doc
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-headers
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-kdump
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-kdump-debuginfo
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-kdump-devel
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-xen
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-xen-debuginfo
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel-xen-devel
Red Hat:enterprise_linux:5::server
before 0:2.6.18-8.1.6.el5
0:2.6.18-8.1.6.el5
kernel
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-devel
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-doc
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-hugemem
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-largesmp
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-smp
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-xenU
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::as
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-devel
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-doc
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-hugemem
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-largesmp
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-smp
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-xenU
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::desktop
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-devel
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-doc
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-hugemem
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-largesmp
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-smp
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-xenU
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::es
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-devel
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-doc
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-hugemem
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-largesmp
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-smp
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-xenU
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::ws
before 0:2.6.9-55.0.2.EL
0:2.6.9-55.0.2.EL

History

History
RecordedChangedSources
aliasesEUVD
affected, aliases, facts, references, titleGitHub Advisories, OSV
first indexedCVE List, NVD

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

In short

CVE-2007-2525 is a medium vulnerability (CVSS 4.9) in Linux Kernel, published May 8, 2007. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.40%, the 34th percentile. Fixed in linux-2.6 2.6.18.dfsg.1-13etch1.

References

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