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Vulnerability Details : CVE-2008-4934

The hfsplus_block_allocate function in fs/hfsplus/bitmap.c in the Linux kernel before 2.6.28-rc1 does not check a certain return value from the read_mapping_page function before calling kmap, which allows attackers to cause a denial of service (system crash) via a crafted hfsplus filesystem image.
Publish Date : 2008-11-05 Last Update Date : 2018-11-02
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- CVSS Scores & Vulnerability Types

CVSS Score
7.8
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 20

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat low 2008-11-03 2008-10-15
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- Related OVAL Definitions

Title Definition Id Class Family
DSA-1681 linux-2.6.24 -- denial of service/privilege escalation oval:org.mitre.oval:def:7980 unix
DSA-1681-1 linux-2.6.24 - several vulnerabilities oval:org.mitre.oval:def:19922 unix
DSA-1687 linux-2.6 -- denial of service/privilege escalation oval:org.mitre.oval:def:8144 unix
DSA-1687-1 fai-kernels linux-2.6 user-mode-linux - several vulnerabilities oval:org.mitre.oval:def:19979 unix
ELSA-2009:0264: kernel security update (Important) oval:org.mitre.oval:def:22754 unix
RHSA-2009:0014: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20090014 unix
RHSA-2009:0264 -- kernel security update (Important) oval:org.mitre.oval:def:28966 unix
RHSA-2009:0264: kernel security update (Important) oval:com.redhat.rhsa:def:20090264 unix
The hfsplus_block_allocate function in fs/hfsplus/bitmap.c in the Linux kernel before 2.6.28-rc1 does not check a certai... oval:org.mitre.oval:def:11635 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2008-4934

# Product Type Vendor Product Version Update Edition Language
1 OS Canonical Ubuntu Linux 6.06 ~~lts~~~ Version Details Vulnerabilities
2 OS Canonical Ubuntu Linux 7.10 Version Details Vulnerabilities
3 OS Canonical Ubuntu Linux 8.04 ~~lts~~~ Version Details Vulnerabilities
4 OS Canonical Ubuntu Linux 8.10 Version Details Vulnerabilities
5 OS Debian Debian Linux 4.0 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Canonical Ubuntu Linux 4
Debian Debian Linux 1

- References For CVE-2008-4934

https://exchange.xforce.ibmcloud.com/vulnerabilities/46327
XF linux-kernel-hfsplus-dos(46327)
http://www.ubuntu.com/usn/usn-679-1
UBUNTU USN-679-1
http://www.securityfocus.com/bid/32096
BID 32096 Linux Kernel 'hfsplus_block_allocate()' Local Denial of Service Vulnerability Release Date:2008-11-06
http://www.redhat.com/support/errata/RHSA-2009-0014.html
REDHAT RHSA-2009:0014
http://www.openwall.com/lists/oss-security/2008/11/03/2
MLIST [oss-security] 20081103 CVE requests: kernel: hfsplus-related bugs
http://www.debian.org/security/2008/dsa-1687
DEBIAN DSA-1687
http://www.mandriva.com/security/advisories?name=MDVSA-2008:234
MANDRIVA MDVSA-2008:234
http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.27.y.git;a=commit;h=649f1ee6c705aab644035a7998d7b574193a598a CONFIRM
http://rhn.redhat.com/errata/RHSA-2009-0264.html
REDHAT RHSA-2009:0264
http://www.debian.org/security/2008/dsa-1681
DEBIAN DSA-1681

- Metasploit Modules Related To CVE-2008-4934

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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