CVE-2009-1891
N/A
Published: July 10, 2009 at 03:00 PM UTC
Updated: June 16, 2026 at 11:08 PM UTC
9 products affected across 5 vendorsDebian LinuxFedoraUbuntu Linux
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Severity
N/A
Exploit prediction
EPSS 17%
Description
The mod_deflate module in Apache httpd 2.2.11 and earlier compresses large files until completion even after the associated network connection is closed, which allows remote attackers to cause a denial of service (CPU consumption).
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
2.0.35 ≤ v < 2.0.642.2.0 ≤ v < 2.2.12
Affected range stops below 2.0.64, so it looks safe — our inference, not a vendor statement
Affected range stops below 2.2.12, so it looks safe — our inference, not a vendor statement
Ubuntu Linux· Canonicalrubygems
95%Debian Linux· Debiandrupal
95%95%
95%
Enterprise Linux Server· Red Hatrubygems
95%95%
95%
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (55)
x_refsource_MISCExploit
Source: [email protected]
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=534712Vendor Advisoryx_refsource_APPLEBroken LinkMailing List
Source: [email protected]
http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.htmlVendor Advisoryx_refsource_SUSEMailing ListThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00006.htmlMailing Listx_refsource_MLISTExploitIssue TrackingThird Party Advisory
Source: [email protected]
http://marc.info/?l=apache-httpd-dev&m=124621326524824&w=2Mailing Listx_refsource_MLISTIssue TrackingThird Party Advisory
Source: [email protected]
http://marc.info/?l=apache-httpd-dev&m=124661528519546&w=2Vendor Advisoryx_refsource_HPIssue TrackingMailing ListThird Party Advisory
Source: [email protected]
http://marc.info/?l=bugtraq&m=129190899612998&w=2Vendor Advisoryx_refsource_HPIssue TrackingMailing ListThird Party Advisory
Source: [email protected]
http://marc.info/?l=bugtraq&m=130497311408250&w=2Quick Info
StatusMODIFIED
CWE
CWE-400
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