CVE-2026-44060

netatalk: An integer underflow in dsi_writeinit() in Netatalk 1.5.0 through 4.4.2 allows a remote unauthenticated attacker to c...

CVE-2026-44060 is fixed in 17 products on 1 platform, first by a2boot 4.2.3~ds-2.1ubuntu0.1, released May 21, 2026. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.5
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0033
26th percentile

An integer underflow in dsi_writeinit() in Netatalk 1.5.0 through 4.4.2 allows a remote unauthenticated attacker to cause a denial of service via a crafted DSI write request.

Where it's fixed

ProductFixed inFixReleased
Linux
a2boot · Ubuntu 26.04.1 LTS (resolute) 4.2.3~ds-2.1ubuntu0.1 a2boot 4.2.3~ds-2.1ubuntu0.1 May 21, 2026
atalkd · Ubuntu 26.04.1 LTS (resolute) 4.2.3~ds-2.1ubuntu0.1 atalkd 4.2.3~ds-2.1ubuntu0.1 May 21, 2026
libatalk · Ubuntu 26.04.1 LTS (resolute) 4.2.3~ds-2.1ubuntu0.1 libatalk 4.2.3~ds-2.1ubuntu0.1 May 21, 2026
macipgw · Ubuntu 26.04.1 LTS (resolute) 4.2.3~ds-2.1ubuntu0.1 macipgw 4.2.3~ds-2.1ubuntu0.1 May 21, 2026
netatalk · Debian 13.5 (trixie) 4.2.3~ds-1+deb13u2 DEBIAN-CVE-2026-44060 May 27, 2026
netatalk · Debian 14 4.4.3~ds-1 DEBIAN-CVE-2026-44060 May 27, 2026
netatalk · Fedora 43 5:4.4.3-1.fc43 FEDORA-2026-9FD50B2FF1 May 22, 2026
netatalk · Ubuntu 18.04.6 LTS (bionic) 2.2.6-1ubuntu0.18.04.2+esm3 netatalk 2.2.6-1ubuntu0.18.04.2+esm3 May 21, 2026
netatalk · Ubuntu 20.04 LTS (focal) 3.1.12~ds-4ubuntu0.20.04.4+esm1 netatalk 3.1.12~ds-4ubuntu0.20.04.4+esm1 May 21, 2026
netatalk · Ubuntu 22.04.1 LTS (jammy) 3.1.12~ds-9ubuntu0.22.04.4+esm1 netatalk 3.1.12~ds-9ubuntu0.22.04.4+esm1 May 21, 2026
netatalk · Ubuntu 24.04.5 LTS (noble) 3.1.18~ds-1ubuntu0.1~esm2 netatalk 3.1.18~ds-1ubuntu0.1~esm2 May 21, 2026
netatalk · Ubuntu 26.04.1 LTS (resolute) 4.2.3~ds-2.1ubuntu0.1 netatalk 4.2.3~ds-2.1ubuntu0.1 May 21, 2026
netatalk-afptest · Fedora 43 5:4.4.3-1.fc43 FEDORA-2026-9FD50B2FF1 May 22, 2026
netatalk-afptest-debuginfo · Fedora 43 5:4.4.3-1.fc43 FEDORA-2026-9FD50B2FF1 May 22, 2026
netatalk-appletalk · Fedora 43 5:4.4.3-1.fc43 FEDORA-2026-9FD50B2FF1 May 22, 2026
netatalk-appletalk-debuginfo · Fedora 43 5:4.4.3-1.fc43 FEDORA-2026-9FD50B2FF1 May 22, 2026
netatalk-debuginfo · Fedora 43 5:4.4.3-1.fc43 FEDORA-2026-9FD50B2FF1 May 22, 2026
netatalk-debugsource · Fedora 43 5:4.4.3-1.fc43 FEDORA-2026-9FD50B2FF1 May 22, 2026
netatalk-devel · Fedora 43 5:4.4.3-1.fc43 FEDORA-2026-9FD50B2FF1 May 22, 2026
netatalk-doc · Fedora 43 5:4.4.3-1.fc43 FEDORA-2026-9FD50B2FF1 May 22, 2026
netatalk-tests · Ubuntu 26.04.1 LTS (resolute) 4.2.3~ds-2.1ubuntu0.1 netatalk-tests 4.2.3~ds-2.1ubuntu0.1 May 21, 2026
netatalk-tools · Ubuntu 26.04.1 LTS (resolute) 4.2.3~ds-2.1ubuntu0.1 netatalk-tools 4.2.3~ds-2.1ubuntu0.1 May 21, 2026
papd · Ubuntu 26.04.1 LTS (resolute) 4.2.3~ds-2.1ubuntu0.1 papd 4.2.3~ds-2.1ubuntu0.1 May 21, 2026
timelord · Ubuntu 26.04.1 LTS (resolute) 4.2.3~ds-2.1ubuntu0.1 timelord 4.2.3~ds-2.1ubuntu0.1 May 21, 2026

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