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CVE-2008-2812

The Linux kernel before 2.6.25.10 does not properly perform tty operations, which allows local...

7.8 HighFix available

CVE-2008-2812 is a high vulnerability (CVSS 7.8) in Debian Linux, published July 9, 2008. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.43%, the 36th percentile. Fixed in fai-kernels 1.17+etch.22etch2.

The Linux kernel before 2.6.25.10 does not properly perform tty operations, which allows local users to cause a denial of service (system crash) or possibly gain privileges via vectors involving NULL pointer dereference of function pointers in (1) hamradio/6pack.c, (2) hamradio/mkiss.c, (3) irda/irtty-sir.c, (4) ppp_async.c, (5) ppp_synctty.c, (6) slip.c, (7) wan/x25_asy.c, and (8) wireless/strip.c in drivers/net/.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.43%Down 1.1 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 7.8

The Linux kernel before 2.6.25.10 does not properly perform tty operations, which allows local users to cause a denial of service (system crash) or possibly gain privileges via vectors involving NULL pointer dereference of function pointers in (1) hamradio/6pack.c, (2) hamradio/mkiss.c, (3) irda/irtty-sir.c, (4) ppp_async.c, (5) ppp_synctty.c, (6) slip.c, (7) wan/x25_asy.c, and (8) wireless/strip.c in drivers/net/.

Record
CVE-2008-2812
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
7.2 HighAV:L/AC:L/Au:N/C:C/I:C/A:C
Weakness
CWE-476
Updated
2026-11-02
CVE List No score

The Linux kernel before 2.6.25.10 does not properly perform tty operations, which allows local users to cause a denial of service (system crash) or possibly gain privileges via vectors involving NULL pointer dereference of function pointers in (1) hamradio/6pack.c, (2) hamradio/mkiss.c, (3) irda/irtty-sir.c, (4) ppp_async.c, (5) ppp_synctty.c, (6) slip.c, (7) wan/x25_asy.c, and (8) wireless/strip.c in drivers/net/.

Record
CVE-2008-2812
Updated
2026-11-02
EUVDEUVD-2008-2805 No score

The Linux kernel before 2.6.25.10 does not properly perform tty operations, which allows local users to cause a denial of service (system crash) or possibly gain privileges via vectors involving NULL pointer dereference of function pointers in (1) hamradio/6pack.c, (2) hamradio/mkiss.c, (3) irda/irtty-sir.c, (4) ppp_async.c, (5) ppp_synctty.c, (6) slip.c, (7) wan/x25_asy.c, and (8) wireless/strip.c in drivers/net/.

Record
EUVD-2008-2805
Updated
2026-11-03
GitHub AdvisoriesGHSA-g469-pq25-x2qr 7.8

The Linux kernel before 2.6.25.10 does not properly perform tty operations, which allows local...

The Linux kernel before 2.6.25.10 does not properly perform tty operations, which allows local users to cause a denial of service (system crash) or possibly gain privileges via vectors involving NULL pointer dereference of function pointers in (1) hamradio/6pack.c, (2) hamradio/mkiss.c, (3) irda/irtty-sir.c, (4) ppp_async.c, (5) ppp_synctty.c, (6) slip.c, (7) wan/x25_asy.c, and (8) wireless/strip.c in drivers/net/.

Record
GHSA-g469-pq25-x2qr
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-476
Updated
2026-11-02

Affected products

Show 3 moreShow less

Affected packages

Affected packages
PackageAffectedFixed
fai-kernels
Debian:4.0
 before 1.17+etch.22etch2, plus listed versions
1.171.17+etch.13etch31.17+etch.13etch41.17+etch.13etch51.17+etch.13etch6
Show 17 moreShow less
1.17+etch.161.17+etch.171.17+etch.17etch11.17+etch.18etch11.17+etch.18etch21.17+etch.18etch31.17+etch.18etch41.17+etch.18etch51.17+etch.18etch61.17+etch.211.17+etch.22etch11.17+etch11.17+etch21.17+etch31.17+etch41.17+etch51.17etch1
1.17+etch.22etch2
user-mode-linux
Debian:4.0
 before 2.6.18-1um-2etch.22etch2, plus listed versions
2.6.18-1um-22.6.18-1um-2etch.13etch32.6.18-1um-2etch.13etch42.6.18-1um-2etch.13etch52.6.18-1um-2etch.13etch6
Show 15 moreShow less
2.6.18-1um-2etch.162.6.18-1um-2etch.172.6.18-1um-2etch.17etch12.6.18-1um-2etch.18etch12.6.18-1um-2etch.18etch22.6.18-1um-2etch.18etch32.6.18-1um-2etch.18etch42.6.18-1um-2etch.18etch52.6.18-1um-2etch.18etch62.6.18-1um-2etch.212.6.18-1um-2etch.22etch12.6.18-1um-2etch12.6.18-1um-2etch22.6.18-1um-2etch32.6.18-1um-2etch4
2.6.18-1um-2etch.22etch2
linux-2.6
Debian:4.0
 before 2.6.18.dfsg.1-22etch2, 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.1-13etch1
Show 22 moreShow less
2.6.18.dfsg.1-13etch22.6.18.dfsg.1-13etch32.6.18.dfsg.1-13etch42.6.18.dfsg.1-13etch52.6.18.dfsg.1-13etch62.6.18.dfsg.1-13lenny12.6.18.dfsg.1-142.6.18.dfsg.1-152.6.18.dfsg.1-162.6.18.dfsg.1-172.6.18.dfsg.1-17etch12.6.18.dfsg.1-182.6.18.dfsg.1-18etch12.6.18.dfsg.1-18etch32.6.18.dfsg.1-18etch42.6.18.dfsg.1-18etch52.6.18.dfsg.1-18etch62.6.18.dfsg.1-192.6.18.dfsg.1-202.6.18.dfsg.1-212.6.18.dfsg.1-222.6.18.dfsg.1-22etch1
2.6.18.dfsg.1-22etch2
kernel
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-PAE
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-PAE-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-PAE-devel
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-debug
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-debug-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-debug-devel
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
Show 114 moreShow less
Affected packages
PackageAffectedFixed
kernel-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-debuginfo-common
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-devel
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-doc
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-headers
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-xen
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-xen-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-xen-devel
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-PAE
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-PAE-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-PAE-devel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-debug
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-debug-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-debug-devel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-debuginfo-common
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-devel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-doc
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-headers
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-kdump
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-kdump-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-kdump-devel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-xen
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-xen-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel-xen-devel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-92.1.10.el5
0:2.6.18-92.1.10.el5
kernel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-doc
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-hugemem
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-largesmp
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-smp
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-xenU
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-doc
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-hugemem
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-largesmp
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-smp
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-xenU
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-doc
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-hugemem
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-largesmp
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-smp
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-xenU
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-doc
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-hugemem
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-largesmp
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-smp
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-xenU
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-78.EL
0:2.6.9-78.EL
kernel
Red Hat:enterprise_linux:3::as
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-BOOT
Red Hat:enterprise_linux:3::as
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-debuginfo
Red Hat:enterprise_linux:3::as
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-doc
Red Hat:enterprise_linux:3::as
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-hugemem
Red Hat:enterprise_linux:3::as
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-hugemem-unsupported
Red Hat:enterprise_linux:3::as
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-smp
Red Hat:enterprise_linux:3::as
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-smp-unsupported
Red Hat:enterprise_linux:3::as
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-source
Red Hat:enterprise_linux:3::as
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-unsupported
Red Hat:enterprise_linux:3::as
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel
Red Hat:enterprise_linux:3::desktop
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-BOOT
Red Hat:enterprise_linux:3::desktop
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-debuginfo
Red Hat:enterprise_linux:3::desktop
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-doc
Red Hat:enterprise_linux:3::desktop
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-hugemem
Red Hat:enterprise_linux:3::desktop
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-hugemem-unsupported
Red Hat:enterprise_linux:3::desktop
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-smp
Red Hat:enterprise_linux:3::desktop
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-smp-unsupported
Red Hat:enterprise_linux:3::desktop
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-source
Red Hat:enterprise_linux:3::desktop
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-unsupported
Red Hat:enterprise_linux:3::desktop
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel
Red Hat:enterprise_linux:3::es
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-BOOT
Red Hat:enterprise_linux:3::es
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-debuginfo
Red Hat:enterprise_linux:3::es
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-doc
Red Hat:enterprise_linux:3::es
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-hugemem
Red Hat:enterprise_linux:3::es
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-hugemem-unsupported
Red Hat:enterprise_linux:3::es
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-smp
Red Hat:enterprise_linux:3::es
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-smp-unsupported
Red Hat:enterprise_linux:3::es
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-source
Red Hat:enterprise_linux:3::es
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-unsupported
Red Hat:enterprise_linux:3::es
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel
Red Hat:enterprise_linux:3::ws
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-BOOT
Red Hat:enterprise_linux:3::ws
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-debuginfo
Red Hat:enterprise_linux:3::ws
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-doc
Red Hat:enterprise_linux:3::ws
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-hugemem
Red Hat:enterprise_linux:3::ws
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-hugemem-unsupported
Red Hat:enterprise_linux:3::ws
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-smp
Red Hat:enterprise_linux:3::ws
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-smp-unsupported
Red Hat:enterprise_linux:3::ws
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-source
Red Hat:enterprise_linux:3::ws
 before 0:2.4.21-58.EL
0:2.4.21-58.EL
kernel-unsupported
Red Hat:enterprise_linux:3::ws
 before 0:2.4.21-58.EL
0:2.4.21-58.EL

History

History
WhenChangedSources
2026-11-03aliasesEUVD
2026-11-02createdCVE List, GitHub Advisories, NVD, OSV

References

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