CVE-2009-2906
smbd in Samba 3.0 before 3.0.37, 3.2 before 3.2.15, 3.3 before 3.3.8, and 3.4 before 3.4.2 allows remote authenticated users to cause a denial of service (infinite loop) via an unanticipated oplock
02 Description
smbd in Samba 3.0 before 3.0.37, 3.2 before 3.2.15, 3.3 before 3.3.8, and 3.4 before 3.4.2 allows remote authenticated users to cause a denial of service (infinite loop) via an unanticipated oplock
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 4.20% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 90.5% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2009-10-07 18:00Z17 YR AGO
- Last updated
- 2024-08-07 06:07Z2 YR AGO
- Reserved
- 2009-08-20
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-835Loop with Unreachable Exit Condition ('Infinite Loop')Base
- Data version
- 5.1
- Document digest
- 56c3279f50cf845359b7c08d16f4bb91c1625d1ab8f0afa50d361a1ea14fdf54
05 Affected products
06 References
- samba.orghttp://samba.org/samba/security/CVE-2009-2906.html
- news.samba.orghttp://news.samba.org/releases/3.4.2/
- www.securityfocus.com20091112 rPSA-2009-0145-1 samba samba-client samba-server samba-swathttp://www.securityfocus.com/archive/1/507856/100/0/threaded
- oval.cisecurity.orgoval:org.mitre.oval:def:9944https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9944
- www.redhat.comFEDORA-2009-10172https://www.redhat.com/archives/fedora-package-announce/2009-October/msg00098.html
- lists.apple.comAPPLE-SA-2010-03-29-1http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html
- news.samba.orghttp://news.samba.org/releases/3.2.15/
- sunsolve.sun.com1021111http://sunsolve.sun.com/search/document.do?assetkey=1-77-1021111.1-1
- osvdb.org58519http://osvdb.org/58519
- www.vupen.comADV-2009-2810http://www.vupen.com/english/advisories/2009/2810
- slackware.comSSA:2009-276-01http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.561439
- secunia.com37428http://secunia.com/advisories/37428
- secunia.com36937http://secunia.com/advisories/36937
- www.ubuntu.comUSN-839-1http://www.ubuntu.com/usn/USN-839-1
- exchange.xforce.ibmcloud.comsamba-smb-dos(53575)https://exchange.xforce.ibmcloud.com/vulnerabilities/53575
- support.apple.comhttp://support.apple.com/kb/HT4077
- www.securityfocus.com36573http://www.securityfocus.com/bid/36573
- news.samba.orghttp://news.samba.org/releases/3.0.37/
- oval.cisecurity.orgoval:org.mitre.oval:def:7090https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7090
- secunia.com36918http://secunia.com/advisories/36918
- www.securitytracker.com1022976http://www.securitytracker.com/id?1022976
- secunia.com36893http://secunia.com/advisories/36893
- news.samba.orghttp://news.samba.org/releases/3.3.8/
- secunia.com36953http://secunia.com/advisories/36953
- wiki.rpath.comhttp://wiki.rpath.com/Advisories:rPSA-2009-0145
- lists.opensuse.orgSUSE-SR:2009:017http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00004.html
- www.redhat.comFEDORA-2009-10180https://www.redhat.com/archives/fedora-package-announce/2009-October/msg00095.html
07 Fixed in
Debian 12
- samba Fixed in 2:3.4.2-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- samba Fixed in 2:3.4.2-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- samba Fixed in 2:3.4.2-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.