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CVE-2006-0058

Signal handler race condition in Sendmail 8.13.x before 8.13.6 allows remote attackers to execute...

7.6 HighPublic exploitFix available

CVE-2006-0058 is a high vulnerability (CVSS 7.6) in Sendmail, published March 22, 2006. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 28.7%, the 98th percentile. Fixed in sendmail 8.13.6-1.

Signal handler race condition in Sendmail 8.13.x before 8.13.6 allows remote attackers to execute arbitrary code by triggering timeouts in a way that causes the setjmp and longjmp function calls to be interrupted and modify unexpected memory locations.

Exploit likelihood

28.7%Down 16.0 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 7.6

Signal handler race condition in Sendmail 8.13.x before 8.13.6 allows remote attackers to execute arbitrary code by triggering timeouts in a way that causes the setjmp and longjmp function calls to be interrupted and modify unexpected memory locations.

Record
CVE-2006-0058
CVSS 2.0
7.6 HighAV:N/AC:H/Au:N/C:C/I:C/A:C
Updated
2026-11-02
CVE List No score

Signal handler race condition in Sendmail 8.13.x before 8.13.6 allows remote attackers to execute arbitrary code by triggering timeouts in a way that causes the setjmp and longjmp function calls to be interrupted and modify unexpected memory locations.

Record
CVE-2006-0058
Updated
2026-11-02
EUVDEUVD-2006-0066 No score

Signal handler race condition in Sendmail 8.13.x before 8.13.6 allows remote attackers to execute arbitrary code by triggering timeouts in a way that causes the setjmp and longjmp function calls to be interrupted and modify unexpected memory locations.

Record
EUVD-2006-0066
Updated
2026-11-03
GitHub AdvisoriesGHSA-rwqm-33xf-cwgq No score

Signal handler race condition in Sendmail 8.13.x before 8.13.6 allows remote attackers to execute...

Signal handler race condition in Sendmail 8.13.x before 8.13.6 allows remote attackers to execute arbitrary code by triggering timeouts in a way that causes the setjmp and longjmp function calls to be interrupted and modify unexpected memory locations.

Record
GHSA-rwqm-33xf-cwgq
Updated
2026-11-02
OSV No score

Signal handler race condition in Sendmail 8.13.x before 8.13.6 allows remote attackers to execute arbitrary code by triggering timeouts in a way that causes the setjmp and longjmp function calls to be interrupted and modify unexpected memory locations.

Record
CVE-2006-0058
Updated
2026-11-02
OSVDEBIAN-CVE-2006-0058 No score

Signal handler race condition in Sendmail 8.13.x before 8.13.6 allows remote attackers to execute arbitrary code by triggering timeouts in a way that causes the setjmp and longjmp function calls to be interrupted and modify unexpected memory locations.

Record
DEBIAN-CVE-2006-0058
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
sendmail
Debian:12
 before 8.13.6-1
8.13.6-1
sendmail
Debian:13
 before 8.13.6-1
8.13.6-1
sendmail
Debian:14
 before 8.13.6-1
8.13.6-1
sendmail
Debian:3.0
 before 8.12.3-7.2, plus listed versions
8.12.3-7.1
8.12.3-7.2
sendmail
Debian:3.1
 before 8.13.4-3sarge1, plus listed versions
8.13.4-3
8.13.4-3sarge1
sendmail
Red Hat:enterprise_linux:3::as
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
sendmail-cf
Red Hat:enterprise_linux:3::as
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
sendmail-debuginfo
Red Hat:enterprise_linux:3::as
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
sendmail-devel
Red Hat:enterprise_linux:3::as
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
sendmail-doc
Red Hat:enterprise_linux:3::as
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
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Affected packages
PackageAffectedFixed
sendmail
Red Hat:enterprise_linux:3::desktop
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
sendmail-cf
Red Hat:enterprise_linux:3::desktop
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
sendmail-debuginfo
Red Hat:enterprise_linux:3::desktop
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
sendmail-devel
Red Hat:enterprise_linux:3::desktop
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
sendmail-doc
Red Hat:enterprise_linux:3::desktop
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
sendmail
Red Hat:enterprise_linux:3::es
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
sendmail-cf
Red Hat:enterprise_linux:3::es
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
sendmail-debuginfo
Red Hat:enterprise_linux:3::es
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
sendmail-devel
Red Hat:enterprise_linux:3::es
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
sendmail-doc
Red Hat:enterprise_linux:3::es
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
sendmail
Red Hat:enterprise_linux:3::ws
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
sendmail-cf
Red Hat:enterprise_linux:3::ws
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
sendmail-debuginfo
Red Hat:enterprise_linux:3::ws
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
sendmail-devel
Red Hat:enterprise_linux:3::ws
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
sendmail-doc
Red Hat:enterprise_linux:3::ws
 before 0:8.12.11-4.RHEL3.4
0:8.12.11-4.RHEL3.4
sendmail
Red Hat:enterprise_linux:4::as
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3
sendmail-cf
Red Hat:enterprise_linux:4::as
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3
sendmail-debuginfo
Red Hat:enterprise_linux:4::as
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3
sendmail-devel
Red Hat:enterprise_linux:4::as
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3
sendmail-doc
Red Hat:enterprise_linux:4::as
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3
sendmail
Red Hat:enterprise_linux:4::desktop
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3
sendmail-cf
Red Hat:enterprise_linux:4::desktop
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3
sendmail-debuginfo
Red Hat:enterprise_linux:4::desktop
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3
sendmail-devel
Red Hat:enterprise_linux:4::desktop
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3
sendmail-doc
Red Hat:enterprise_linux:4::desktop
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3
sendmail
Red Hat:enterprise_linux:4::es
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3
sendmail-cf
Red Hat:enterprise_linux:4::es
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3
sendmail-debuginfo
Red Hat:enterprise_linux:4::es
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3
sendmail-devel
Red Hat:enterprise_linux:4::es
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3
sendmail-doc
Red Hat:enterprise_linux:4::es
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3
sendmail
Red Hat:enterprise_linux:4::ws
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3
sendmail-cf
Red Hat:enterprise_linux:4::ws
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3
sendmail-debuginfo
Red Hat:enterprise_linux:4::ws
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3
sendmail-devel
Red Hat:enterprise_linux:4::ws
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3
sendmail-doc
Red Hat:enterprise_linux:4::ws
 before 0:8.13.1-3.RHEL4.3
0:8.13.1-3.RHEL4.3

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
Exploit-DBSendmail 8.13.5 - Remote Signal Handling (PoC)2006-07-21

History

History
WhenChangedSources
2026-11-03aliasesEUVD
2026-11-02createdCVE List, Exploit-DB, GitHub Advisories, NVD, OSV

References

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