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USN-7838-1: fetchmail vulnerability

🗓️ 23 Oct 2025 16:39:33Reported by UbuntuType 
ubuntu
 ubuntu🔗 ubuntu.com👁 3 Views

Fetchmail SMTP client vulnerability may crash on certain status codes, causing denial of service.

Related
Packages
ReporterTitlePublishedViews
Family
FreeBSD		fetchmail -- potential crash when authenticating to SMTP server
2 Oct 202500:00
–freebsd
Tenable Nessus		Amazon Linux 2023 : fetchmail (ALAS2023-2025-1292)
9 Dec 202500:00
–nessus
Tenable Nessus		Fedora 43 : fetchmail (2025-891d4dd5d6)
25 Oct 202500:00
–nessus
Tenable Nessus		Fedora 42 : fetchmail (2025-ab3c40c1f4)
18 Oct 202500:00
–nessus
Tenable Nessus		Fedora 41 : fetchmail (2025-fa8d0fb866)
18 Oct 202500:00
–nessus
Tenable Nessus		FreeBSD : fetchmail -- potential crash when authenticating to SMTP server (21fba35e-a05f-11f0-a8b8-a1ef31191bc1)
3 Oct 202500:00
–nessus
Tenable Nessus		SUSE SLED15 / SLES15 / openSUSE 15 Security Update : fetchmail (SUSE-SU-2025:3845-1)
29 Oct 202500:00
–nessus
Tenable Nessus		SUSE SLES12 Security Update : fetchmail (SUSE-SU-2025:3966-1)
7 Nov 202500:00
–nessus
Tenable Nessus		TencentOS Server 4: fetchmail (TSSA-2025:0837)
4 Nov 202500:00
–nessus
Tenable Nessus		Ubuntu 22.04 LTS / 24.04 LTS / 25.04 : fetchmail vulnerability (USN-7838-1)
24 Oct 202500:00
–nessus
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu22.04amd64fetchmail6.4.27-1ubuntu0.1fetchmail_6.4.27-1ubuntu0.1_amd64.deb
Ubuntu22.04arm64fetchmail6.4.27-1ubuntu0.1fetchmail_6.4.27-1ubuntu0.1_arm64.deb
Ubuntu22.04armhffetchmail6.4.27-1ubuntu0.1fetchmail_6.4.27-1ubuntu0.1_armhf.deb
Ubuntu22.04ppc64elfetchmail6.4.27-1ubuntu0.1fetchmail_6.4.27-1ubuntu0.1_ppc64el.deb
Ubuntu22.04riscv64fetchmail6.4.27-1ubuntu0.1fetchmail_6.4.27-1ubuntu0.1_riscv64.deb
Ubuntu22.04s390xfetchmail6.4.27-1ubuntu0.1fetchmail_6.4.27-1ubuntu0.1_s390x.deb
Ubuntu24.04amd64fetchmail6.4.38-1ubuntu4.1fetchmail_6.4.38-1ubuntu4.1_amd64.deb
Ubuntu24.04arm64fetchmail6.4.38-1ubuntu4.1fetchmail_6.4.38-1ubuntu4.1_arm64.deb
Ubuntu24.04armhffetchmail6.4.38-1ubuntu4.1fetchmail_6.4.38-1ubuntu4.1_armhf.deb
Ubuntu24.04ppc64elfetchmail6.4.38-1ubuntu4.1fetchmail_6.4.38-1ubuntu4.1_ppc64el.deb
Rows per page

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23 Oct 2025 16:39Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.15.9
EPSS0.00061
SSVC
fetchmailmail clientvulnerabilitydenial of servicestatus codesmalicious server
3