CVE-2009-1633

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Summary

CVECVE-2009-1633
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2009-05-28 20:30:00 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionMultiple buffer overflows in the cifs subsystem in the Linux kernel before 2.6.29.4 allow remote CIFS servers to cause a denial of service (memory corruption) and possibly have unspecified other impact via (1) a malformed Unicode string, related to Unicode string area alignment in fs/cifs/sess.c; or (2) long Unicode characters, related to fs/cifs/cifssmb.c and the cifs_readdir function in fs/cifs/readdir.c.

Risk And Classification

Primary CVSS: v2.0 7.1 from [email protected]

AV:N/AC:M/Au:N/C:N/I:N/A:C

Problem Types: CWE-119 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete

AV:N/AC:M/Au:N/C:N/I:N/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 6.06 All All All
Operating System Canonical Ubuntu Linux 8.04 All All All
Operating System Canonical Ubuntu Linux 8.10 All All All
Operating System Canonical Ubuntu Linux 9.04 All All All
Operating System Debian Debian Linux 4.0 All All All
Operating System Debian Debian Linux 5.0 All All All
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Third Party Advisory
Ubuntu update for linux and linux-source-2.6.15 - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
git.kernel.org af854a3a-2127-422b-91ae-364da2661108 git.kernel.org
Debian update for linux-2.6 - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
Linux Kernel CIFS 'decode_unicode_ssetup()' Remote Buffer Overflow Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
Support / Security / Advisories / / MDVSA-2009:148 | Mandriva af854a3a-2127-422b-91ae-364da2661108 www.mandriva.com Third Party Advisory
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org Third Party Advisory
git.kernel.org af854a3a-2127-422b-91ae-364da2661108 git.kernel.org
'Re: [oss-security] CVE request? buffer overflow in CIFS in 2.6.*' - MARC af854a3a-2127-422b-91ae-364da2661108 marc.info Mailing List, Third Party Advisory
USN-793-1: Linux kernel vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com Third Party Advisory
Red Hat update for kernel-rt - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
wiki.rpath.com/Advisories:rPSA-2009-0111 af854a3a-2127-422b-91ae-364da2661108 wiki.rpath.com Broken Link
Debian update for linux-2.6.24 - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
404: File not found af854a3a-2127-422b-91ae-364da2661108 www.kernel.org Vendor Advisory
VMware ESX and vMA Update for Multiple Packages - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
SUSE update for kernel - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
oss-security - Re: Re: Update - Re: CVE request? buffer overflow in CIFS in 2.6.* af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch, Third Party Advisory
Debian -- Security Information -- DSA-1844-1 linux-2.6.24 af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
[security-announce] SUSE Security Announcement: Linux kernel (SUSE-SA:20 af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Mailing List, Third Party Advisory
Fedora update for kernel - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
Debian -- Security Information -- DSA-1865-1 linux-2.6 af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
oss-security - Update - Re: CVE request? buffer overflow in CIFS in 2.6.* af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch, Third Party Advisory
Bug 496572 – CVE-2009-1633 kernel: cifs: fix potential buffer overruns when converting unicode strings sent by server af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking, Patch, Third Party Advisory
[security-announce] SUSE Security Announcement: Linux kernel (SUSE-SA:20 af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Mailing List, Third Party Advisory
[security-announce] SUSE Security Announcement: Linux kernel (SUSE-SA:20 af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Mailing List, Third Party Advisory
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org Third Party Advisory
[SECURITY] Fedora 10 Update: kernel-2.6.27.24-170.2.68.fc10 af854a3a-2127-422b-91ae-364da2661108 www.redhat.com Patch, Third Party Advisory
Debian update for linux-2.6 - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
[SECURITY] Fedora 9 Update: kernel-2.6.27.24-78.2.53.fc9 af854a3a-2127-422b-91ae-364da2661108 www.redhat.com Third Party Advisory
oss-security - Re: Update - Re: CVE request? buffer overflow in CIFS in 2.6.* af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch, Third Party Advisory
VMSA-2009-0016.1 af854a3a-2127-422b-91ae-364da2661108 www.vmware.com Third Party Advisory
git.kernel.org af854a3a-2127-422b-91ae-364da2661108 git.kernel.org
Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com Third Party Advisory
'Re: [oss-security] CVE request? buffer overflow in CIFS in 2.6.*' - MARC af854a3a-2127-422b-91ae-364da2661108 marc.info Mailing List, Third Party Advisory
Fedora update for kernel - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
Debian -- Security Information -- DSA-1809-1 linux-2.6 af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
CONFIRM:http://git.kernel.org/?p=linux/kernel/git/sfrench/cifs-2.6.git;a=commit;h=7b0c8fcff47a885743125dd843db64af41af5a61 MITRE git.kernel.org
CONFIRM:http://git.kernel.org/?p=linux/kernel/git/sfrench/cifs-2.6.git;a=commit;h=968460ebd8006d55661dec0fb86712b40d71c413 MITRE git.kernel.org
kernel/git/torvalds/linux.git - Linux kernel source tree MITRE git.kernel.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

OrganizationPublishedContributorStatement
Red Hat2009-09-10Tomas HogerThis issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, and 3. It was addressed in Red Hat Enterprise Linux 4, 5, and Red Hat Enterprise MRG via https://rhn.redhat.com/errata/RHSA-2009-1211.html , https://rhn.redhat.com/errata/RHSA-2009-1106.html , and https://rhn.redhat.com/errata/RHSA-2009-1157.html .

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