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Fencer Vulns
high 7.5

CVE-2026-44062 json

Missing o_len bounds check in pull_charset_flags()

published 2026-05-21 5 mo ago modified 2026-07-23 3 mo ago also EUVD-2026-31239

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 29%
public exploits
0
none known

Summary

A missing output length bounds check in pull_charset_flags() in Netatalk 2.0.4 through 4.4.2 allows a remote authenticated attacker to execute arbitrary code or cause a denial of service via crafted character set data.

Patch / fix

  • Netatalk Netatalk 4.4.3
  • netatalk Debian 13 4.2.3~ds-1+deb13u2
  • netatalk Debian 14 4.4.3~ds-1

debian advisories DEBIAN-CVE-2026-44062

  • netatalk Ubuntu 26.04 LTS 4.2.3~ds-2.1ubuntu0.1
  • netatalk Ubuntu Pro 20.04 LTS 3.1.12~ds-4ubuntu0.20.04.4+esm1
  • netatalk Ubuntu Pro 22.04 LTS 3.1.12~ds-9ubuntu0.22.04.4+esm1
  • netatalk Ubuntu Pro 24.04 LTS 3.1.18~ds-1ubuntu0.1~esm2

ubuntu advisories UBUNTU-CVE-2026-44062

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • netatalk Alpine 3.24 4.4.3-r0

alpine advisories ALPINE-CVE-2026-44062

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-44062 updated cvss 7.5

netatalk: Netatalk: Arbitrary code execution or denial of service due to missing bounds check

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
5 mo ago

Exploit prediction

0.36% chance of exploitation in the next 30 days, higher than 29% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Netatalk Netatalk

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.