CVE-2008-4302
First published: Tue Sep 16 2008(Updated: )
Description of problem: If add_to_page_cache_lru() fails, the page will not be locked. But splice jumps to an error path that does a page release and unlock, causing a BUG() in unlock_page().
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | =2.6.18-rc3 | |
| Linux Linux kernel | =2.6.18-rc2 | |
| Linux Linux kernel | =2.4.36.6 | |
| Linux Linux kernel | =2.6.18-rc5 | |
| Linux Linux kernel | =2.6.18-rc4 | |
| Linux Linux kernel | =2.6.21.6 | |
| Linux Linux kernel | =2.4.36.2 | |
| Linux Linux kernel | =2.6.20.16 | |
| Linux Linux kernel | =2.6.19.4 | |
| Linux Linux kernel | =2.6.20.21 | |
| Linux Linux kernel | =2.4.36.1 | |
| Linux Linux kernel | <=2.6.22.1 | |
| Linux Linux kernel | =2.6.20.17 | |
| Linux Linux kernel | =2.6.21.5 | |
| Linux Linux kernel | =2.4.36.4 | |
| Linux Linux kernel | =2.6.20.20 | |
| Linux Linux kernel | =2.4.36.3 | |
| Linux Linux kernel | =2.6.20.18 | |
| Linux Linux kernel | =2.6.19.7 | |
| Linux Linux kernel | =2.6.20.19 | |
| Linux Linux kernel | =2.6.21.7 | |
| Linux Linux kernel | =2.6.18-rc7 | |
| Linux Linux kernel | =2.4.36 | |
| Linux Linux kernel | =2.6.19.6 | |
| Linux Linux kernel | =2.6.18-rc6 | |
| Linux Linux kernel | =2.6.19.5 | |
| Linux Linux kernel | =2.6.18 | |
| Linux Linux kernel | =2.4.36.5 | |
| Linux Linux kernel | =2.2.27 | |
| Linux Linux kernel | =2.6.18-rc1 | |
| Linux Linux kernel | =2.6 | |
| Linux Linux kernel | <2.6.22.2 | |
| Debian Debian Linux | =4.0 | |
| Redhat Enterprise Linux | =5.0 |
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Reference Links
- http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.26.y.git;a=commit;h=6a860c979b35469e4d77da781a96bdb2ca05ae64
- http://www.openwall.com/lists/oss-security/2008/09/16/10
- http://lkml.org/lkml/2007/7/20/168
- https://bugzilla.redhat.com/show_bug.cgi?id=462434
- http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.22.2
- http://www.securityfocus.com/bid/31201
- http://www.juniper.net/security/auto/vulnerabilities/vuln31201.html
- http://secunia.com/advisories/32485
- http://www.redhat.com/support/errata/RHSA-2008-0957.html
- http://lists.opensuse.org/opensuse-security-announce/2008-11/msg00001.html
- http://secunia.com/advisories/32759
- http://www.debian.org/security/2008/dsa-1653
- http://secunia.com/advisories/32237
- https://exchange.xforce.ibmcloud.com/vulnerabilities/45191
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10547
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6a860c979b35469e4d77da781a96bdb2ca05ae64
- https://bugzilla.redhat.com/show_bug.cgi/attachment.cgi?id=316823&action=diff
- https://bugzilla.redhat.com/show_bug.cgi/attachment.cgi?id=316823&action=edit
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=461082#c3
- http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.26.y.git%3Ba=commit%3Bh=6a860c979b35469e4d77da781a96bdb2ca05ae64
Frequently Asked Questions
What is CVE-2008-4302?
CVE-2008-4302 is a vulnerability in the Linux kernel that allows local users to cause a denial of service (kernel bug and system crash).
What is the severity of CVE-2008-4302?
The severity of CVE-2008-4302 is high with a CVSS score of 4.9.
How does CVE-2008-4302 impact Linux kernel versions?
CVE-2008-4302 impacts Linux kernel versions before 2.6.22.2.
How can CVE-2008-4302 be fixed?
To fix CVE-2008-4302, it is recommended to update to Linux kernel version 2.6.22.2 or later.
Where can I find more information about CVE-2008-4302?
You can find more information about CVE-2008-4302 at the following references: [http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.26.y.git;a=commit;h=6a860c979b35469e4d77da781a96bdb2ca05ae64](http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.26.y.git;a=commit;h=6a860c979b35469e4d77da781a96bdb2ca05ae64), [http://www.openwall.com/lists/oss-security/2008/09/16/10](http://www.openwall.com/lists/oss-security/2008/09/16/10), [http://lkml.org/lkml/2007/7/20/168](http://lkml.org/lkml/2007/7/20/168).
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- version/linux linux kernel/2.6.18-rc3
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- version/linux linux kernel/2.6.18-rc5
- version/linux linux kernel/2.6.18-rc4
- version/linux linux kernel/2.6.21.6
- version/linux linux kernel/2.4.36.2
- version/linux linux kernel/2.6.20.16
- version/linux linux kernel/2.6.19.4
- version/linux linux kernel/2.6.20.21
- version/linux linux kernel/2.4.36.1
- version/linux linux kernel/2.6.22.1
- version/linux linux kernel/2.6.20.17
- version/linux linux kernel/2.6.21.5
- version/linux linux kernel/2.4.36.4
- version/linux linux kernel/2.6.20.20
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- version/linux linux kernel/2.6.19.5
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