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Fencer Intel
critical 9.1

CVE-2025-43023 json

HP Linux Imaging and Printing Software - Use of DSA Key

published last yr. modified 4mo ago also EUVD-2025-22936

cvss
9.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 21%
public exploits
0
none known

Summary

A potential security vulnerability has been identified in the HP Linux Imaging and Printing Software documentation. This potential vulnerability is due to the use of a weak code signing key, Digital Signature Algorithm (DSA).

Patch / fix

  • hp linux_imaging_and_printing 3.25.2
  • hplip RHEL 9 3.26.6-1.el9_8.3
  • hplip-libs RHEL 9 3.26.6-1.el9_8.3
  • libsane-hpaio RHEL 9 3.26.6-1.el9_8.3
  • hplip RHEL 10.2 3.26.6-1.el10_2.3
  • hplip-libs RHEL 10.2 3.26.6-1.el10_2.3
  • libsane-hpaio RHEL 10.2 3.26.6-1.el10_2.3

red hat advisories RHSA-2026:82882RHSA-2026:82883

  • hplip SLES for SAP 15 SP5, SLES for SAP 15 SP4, SLES 15 SP5-LTSS +5 more 3.26.4-150400.3.22.1

suse advisories SUSE-SU-2026:2380-1

  • hplip openSUSE Tumbleweed 3.26.4-1.1

opensuse advisories openSUSE-SU-2026:10860-1

  • hplip AlmaLinux 9 3.26.6-1.el9_8.3
  • hplip-libs AlmaLinux 9 3.26.6-1.el9_8.3
  • hplip-common AlmaLinux 9 3.26.6-1.el9_8.3
  • libsane-hpaio AlmaLinux 9 3.26.6-1.el9_8.3
  • hplip AlmaLinux 10 3.26.6-1.el10_2.3
  • hplip-libs AlmaLinux 10 3.26.6-1.el10_2.3
  • hplip-common AlmaLinux 10 3.26.6-1.el10_2.3
  • libsane-hpaio AlmaLinux 10 3.26.6-1.el10_2.3

almalinux advisories ALSA-2026:82882ALSA-2026:82883ALSA-2026:82295

  • hplip Rocky Linux 8 3.26.6-3.el8_10
  • hplip Rocky Linux 9 3.26.6-1.el9_8.3
  • hplip Rocky Linux 10 3.26.6-1.el10_2.3

rocky linux advisories RLSA-2026:82295RLSA-2026:82882RLSA-2026:82883

Is CVE-2025-43023 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

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-2025-43023 updated cvss 5.0

hplip: HP Linux Imaging and Printing Software - Use of DSA Key

  • Red Hat Enterprise Linux 6 hpijs, hplip, hplip-gui, hplip-libs, hplip-common, libsane-hpaio
    affected: workaround, no fix planned “Out of support scope”
  • Red Hat Enterprise Linux 7 hpijs, hplip, hplip-gui, hplip-libs, hplip-common, libsane-hpaio
    affected: workaround, no fix available
  • Red Hat Enterprise Linux AppStream (v. 8) hplip 3.26.6-3.el8_10
    fixed: vendor fix RHSA-2026:82295
  • Red Hat Enterprise Linux AppStream (v. 9) hplip 3.26.6-1.el9_8.3
    fixed: vendor fix RHSA-2026:82882
  • Red Hat Enterprise Linux AppStream (v. 10) hplip 3.26.6-1.el10_2.3
    fixed: vendor fix RHSA-2026:82883
  • Red Hat Enterprise Linux AppStream (v. 8) hplip-gui 3.26.6-3.el8_10, hplip-libs 3.26.6-3.el8_10, hplip-common 3.26.6-3.el8_10, libsane-hpaio 3.26.6-3.el8_10 Red Hat Enterprise Linux AppStream (v. 9) hplip-libs 3.26.6-1.el9_8.3, hplip-common 3.26.6-1.el9_8.3, libsane-hpaio 3.26.6-1.el9_8.3 Red Hat Enterprise Linux AppStream (v. 10) hplip-libs 3.26.6-1.el10_2.3, hplip-common 3.26.6-1.el10_2.3, libsane-hpaio 3.26.6-1.el10_2.3
    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
partial
Assessed
last yr.

Exploit prediction

0.29% chance of exploitation in the next 30 days, higher than 21% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 4.0 5.9 CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N
CNA 4.0 5.9 CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
NVD 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected products

  • HP, Inc. HP Linux Imaging and Printing Software

Classification

Weakness
  • CWE-347 Improper Verification of Cryptographic Signature

References

Sources

Fencer Intel 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.