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CVE-2008-4302

fs/splice.c in the splice subsystem in the Linux kernel before 2.6.22.2 does not properly handle...

5.5 MediumPublic exploit

fs/splice.c in the splice subsystem in the Linux kernel before 2.6.22.2 does not properly handle a failure of the add_to_page_cache_lru function, and subsequently attempts to unlock a page that was not locked, which allows local users to cause a denial of service (kernel BUG and system crash), as demonstrated by the fio I/O tool.

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
None
Integrity
None
Availability
High

Exploit likelihood

0.63%Down 2.6 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.5

fs/splice.c in the splice subsystem in the Linux kernel before 2.6.22.2 does not properly handle a failure of the add_to_page_cache_lru function, and subsequently attempts to unlock a page that was not locked, which allows local users to cause a denial of service (kernel BUG and system crash), as demonstrated by the fio I/O tool.

Record
CVE-2008-4302
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0
4.9 MediumAV:L/AC:L/Au:N/C:N/I:N/A:C
Weakness
CWE-667
Updated
2026-11-02
CVE List No score

fs/splice.c in the splice subsystem in the Linux kernel before 2.6.22.2 does not properly handle a failure of the add_to_page_cache_lru function, and subsequently attempts to unlock a page that was not locked, which allows local users to cause a denial of service (kernel BUG and system crash), as demonstrated by the fio I/O tool.

Record
CVE-2008-4302
Updated
2026-11-02
EUVDEUVD-2008-4285 No score

fs/splice.c in the splice subsystem in the Linux kernel before 2.6.22.2 does not properly handle a failure of the add_to_page_cache_lru function, and subsequently attempts to unlock a page that was not locked, which allows local users to cause a denial of service (kernel BUG and system crash), as demonstrated by the fio I/O tool.

Record
EUVD-2008-4285
Updated
2026-11-03
GitHub AdvisoriesGHSA-vxc2-696q-6c9j 5.5

fs/splice.c in the splice subsystem in the Linux kernel before 2.6.22.2 does not properly handle...

fs/splice.c in the splice subsystem in the Linux kernel before 2.6.22.2 does not properly handle a failure of the add_to_page_cache_lru function, and subsequently attempts to unlock a page that was not locked, which allows local users to cause a denial of service (kernel BUG and system crash), as demonstrated by the fio I/O tool.

Record
GHSA-vxc2-696q-6c9j
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-667, CWE-755
Updated
2026-11-02
OSVBELL-CVE-2008-4302 5.5

CVE-2008-4302 does not affect BellSoft software

Record
BELL-CVE-2008-4302
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
fai-kernels
Debian:4.0
From an advisory covering 7 CVEs
before 1.17+etch.22etch3, plus listed versions
1.171.17+etch.13etch31.17+etch.13etch41.17+etch.13etch51.17+etch.13etch6
Show 18 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+etch.22etch21.17+etch11.17+etch21.17+etch31.17+etch41.17+etch51.17etch1
1.17+etch.22etch3
linux-2.6
Debian:4.0
From an advisory covering 7 CVEs
before 2.6.18.dfsg.1-22etch3, 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 23 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.1-22etch12.6.18.dfsg.1-22etch2
2.6.18.dfsg.1-22etch3
user-mode-linux
Debian:4.0
From an advisory covering 7 CVEs
before 2.6.18-1um-2etch.22etch3, 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 16 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-2etch.22etch22.6.18-1um-2etch12.6.18-1um-2etch22.6.18-1um-2etch32.6.18-1um-2etch4
2.6.18-1um-2etch.22etch3
kernel
Red Hat:enterprise_linux:5::client
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-PAE
Red Hat:enterprise_linux:5::client
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-PAE-debuginfo
Red Hat:enterprise_linux:5::client
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-PAE-devel
Red Hat:enterprise_linux:5::client
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-debug
Red Hat:enterprise_linux:5::client
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-debug-debuginfo
Red Hat:enterprise_linux:5::client
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-debug-devel
Red Hat:enterprise_linux:5::client
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
Show 26 moreShow less
Affected packages
PackageAffectedFixed
kernel-debuginfo
Red Hat:enterprise_linux:5::client
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-debuginfo-common
Red Hat:enterprise_linux:5::client
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-devel
Red Hat:enterprise_linux:5::client
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-doc
Red Hat:enterprise_linux:5::client
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-headers
Red Hat:enterprise_linux:5::client
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-xen
Red Hat:enterprise_linux:5::client
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-xen-debuginfo
Red Hat:enterprise_linux:5::client
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-xen-devel
Red Hat:enterprise_linux:5::client
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel
Red Hat:enterprise_linux:5::server
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-PAE
Red Hat:enterprise_linux:5::server
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-PAE-debuginfo
Red Hat:enterprise_linux:5::server
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-PAE-devel
Red Hat:enterprise_linux:5::server
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-debug
Red Hat:enterprise_linux:5::server
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-debug-debuginfo
Red Hat:enterprise_linux:5::server
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-debug-devel
Red Hat:enterprise_linux:5::server
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-debuginfo
Red Hat:enterprise_linux:5::server
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-debuginfo-common
Red Hat:enterprise_linux:5::server
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-devel
Red Hat:enterprise_linux:5::server
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-doc
Red Hat:enterprise_linux:5::server
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-headers
Red Hat:enterprise_linux:5::server
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-kdump
Red Hat:enterprise_linux:5::server
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-kdump-debuginfo
Red Hat:enterprise_linux:5::server
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-kdump-devel
Red Hat:enterprise_linux:5::server
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-xen
Red Hat:enterprise_linux:5::server
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-xen-debuginfo
Red Hat:enterprise_linux:5::server
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5
kernel-xen-devel
Red Hat:enterprise_linux:5::server
From an advisory covering 8 CVEs
before 0:2.6.18-92.1.18.el5
0:2.6.18-92.1.18.el5

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
Exploit-DBLinux Kernel 2.6.x - 'add_to_page_cache_lru()' Local Denial of Service2007-07-20

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, Exploit-DB, GitHub Advisories, NVD, OSV

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

In short

CVE-2008-4302 is a medium vulnerability (CVSS 5.5) in Debian Linux, published September 29, 2008. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.63%, the 50th percentile. No source names a fixed version.

References

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