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Integer Overflow in freerdp_image_copy_from_icon_data Bypasses Bounds Check (CVE-2026-55648)

0
Medium
VulnerabilityCVE-2026-55648gcveosvubuntu-cve-2026-55648ubuntu-16-04-ltsubuntu-pro-18-04-ltsubuntu-18-04-ltsubuntu-pro-20-04-ltsubuntu-22-04-ltsubuntu-24-04-ltsubuntu-pro-24-04-ltsubuntu-25-10ubuntu-26-04-ltscve-2026-55648
Published: 07/09/2026 (07/09/2026, 00:00:00 UTC)
Source: GCVE Database
Product: freerdp

Description

Integer Overflow in `freerdp_image_copy_from_icon_data` Bypasses Bounds Check

CVSS v4.0

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
Present
Privileges Required
None
User Interaction
Passive
Vuln. Confidentiality
High
Vuln. Integrity
None
Vuln. Availability
High
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N

Affected software

Ubuntu:16.04:LTSmore threats →ghsa
freerdp
pkg:deb/ubuntu/[email protected]~git20140921.1.440916e+dfsg1-5ubuntu1.4?arch=source&distro=xenial
Affected versions
=1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1=1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2=1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.3=1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.4
Ubuntu:Pro:18.04:LTSmore threats →ghsa
freerdp2
pkg:deb/ubuntu/[email protected]+dfsg1-0ubuntu0.18.04.4+esm6?arch=source&distro=esm-infra/bionic
Affected versions
=2.0.0~git20170725.1.1648deb+dfsg1-1=2.0.0~git20170725.1.1648deb+dfsg1-5=2.0.0~git20170725.1.1648deb+dfsg1-5ubuntu1=2.0.0~git20170725.1.1648deb+dfsg1-5ubuntu2=2.0.0~git20170725.1.1648deb+dfsg1-6=2.0.0~git20170725.1.1648deb+dfsg1-6build1=2.0.0~git20170725.1.1648deb+dfsg1-7=2.0.0~git20170725.1.1648deb+dfsg1-7ubuntu0.1=2.1.1+dfsg1-0ubuntu0.18.04.1=2.2.0+dfsg1-0ubuntu0.18.04.1=2.2.0+dfsg1-0ubuntu0.18.04.2=2.2.0+dfsg1-0ubuntu0.18.04.3=2.2.0+dfsg1-0ubuntu0.18.04.4=2.2.0+dfsg1-0ubuntu0.18.04.4+esm1=2.2.0+dfsg1-0ubuntu0.18.04.4+esm2=2.2.0+dfsg1-0ubuntu0.18.04.4+esm3=2.2.0+dfsg1-0ubuntu0.18.04.4+esm4=2.2.0+dfsg1-0ubuntu0.18.04.4+esm5=2.2.0+dfsg1-0ubuntu0.18.04.4+esm6
Ubuntu:18.04:LTSmore threats →ghsa
freerdp
pkg:deb/ubuntu/[email protected]~git20140921.1.440916e+dfsg1-15ubuntu1.18.04.2?arch=source&distro=bionic
Affected versions
=1.1.0~git20140921.1.440916e+dfsg1-15ubuntu1=1.1.0~git20140921.1.440916e+dfsg1-15ubuntu1.18.04.1=1.1.0~git20140921.1.440916e+dfsg1-15ubuntu1.18.04.2
Ubuntu:Pro:20.04:LTSmore threats →ghsa
freerdp2
pkg:deb/ubuntu/[email protected]+dfsg1-0ubuntu0.20.04.2+esm4?arch=source&distro=esm-infra/focal
Affected versions
=2.0.0~git20190204.1.2693389a+dfsg1-1=2.0.0~git20190204.1.2693389a+dfsg1-2=2.0.0~git20190204.1.2693389a+dfsg1-2build1=2.0.0~git20190204.1.2693389a+dfsg1-2build2=2.1.1+dfsg1-0ubuntu0.20.04.1=2.2.0+dfsg1-0ubuntu0.20.04.1=2.2.0+dfsg1-0ubuntu0.20.04.2=2.2.0+dfsg1-0ubuntu0.20.04.3=2.2.0+dfsg1-0ubuntu0.20.04.4=2.2.0+dfsg1-0ubuntu0.20.04.5=2.2.0+dfsg1-0ubuntu0.20.04.6=2.6.1+dfsg1-0ubuntu0.20.04.1=2.6.1+dfsg1-0ubuntu0.20.04.2=2.6.1+dfsg1-0ubuntu0.20.04.2+esm1=2.6.1+dfsg1-0ubuntu0.20.04.2+esm2=2.6.1+dfsg1-0ubuntu0.20.04.2+esm3=2.6.1+dfsg1-0ubuntu0.20.04.2+esm4
Ubuntu:22.04:LTSmore threats →ghsa
freerdp2
pkg:deb/ubuntu/[email protected]+dfsg1-3ubuntu2.11?arch=source&distro=jammy
Affected versions
=2.3.0+dfsg1-2build1=2.3.0+dfsg1-2ubuntu1=2.3.0+dfsg1-2ubuntu2=2.4.1+dfsg1-1=2.4.1+dfsg1-1ubuntu1=2.4.1+dfsg1-1ubuntu2=2.5.0+dfsg1-1=2.6.0+dfsg1-1=2.6.1+dfsg1-1=2.6.1+dfsg1-3=2.6.1+dfsg1-3ubuntu1=2.6.1+dfsg1-3ubuntu2=2.6.1+dfsg1-3ubuntu2.1=2.6.1+dfsg1-3ubuntu2.2=2.6.1+dfsg1-3ubuntu2.3=2.6.1+dfsg1-3ubuntu2.4=2.6.1+dfsg1-3ubuntu2.5=2.6.1+dfsg1-3ubuntu2.6=2.6.1+dfsg1-3ubuntu2.7=2.6.1+dfsg1-3ubuntu2.8=2.6.1+dfsg1-3ubuntu2.9=2.6.1+dfsg1-3ubuntu2.10=2.6.1+dfsg1-3ubuntu2.11
Ubuntu:24.04:LTSmore threats →ghsa
freerdp3
pkg:deb/ubuntu/[email protected]+dfsg-0ubuntu0.24.04.1?arch=source&distro=noble
Affected versions
=3.4.0+dfsg1-0ubuntu2=3.4.0+dfsg1-0ubuntu3=3.4.0+dfsg1-0ubuntu4=3.5.0+dfsg1-0ubuntu1=3.5.1+dfsg1-0ubuntu1=3.5.1+dfsg1-0ubuntu1.1=3.5.1+dfsg1-0ubuntu1.2=3.5.1+dfsg1-0ubuntu1.4=3.5.1+dfsg1-0ubuntu1.5=3.5.1+dfsg1-0ubuntu1.6=3.30.0+dfsg-0ubuntu0.24.04.1
Ubuntu:Pro:24.04:LTSmore threats →ghsa
freerdp2
pkg:deb/ubuntu/[email protected]+dfsg1-1ubuntu0.1~esm6?arch=source&distro=esm-apps/noble
Affected versions
=2.10.0+dfsg1-1.1ubuntu1=2.11.2+dfsg1-1=2.11.2+dfsg1-1build1=2.11.2+dfsg1-1build3=2.11.5+dfsg1-1build1=2.11.5+dfsg1-1build2=2.11.5+dfsg1-1ubuntu0.1~esm1=2.11.5+dfsg1-1ubuntu0.1~esm2=2.11.5+dfsg1-1ubuntu0.1~esm3=2.11.5+dfsg1-1ubuntu0.1~esm4=2.11.5+dfsg1-1ubuntu0.1~esm5=2.11.5+dfsg1-1ubuntu0.1~esm6
Ubuntu:25.10more threats →ghsa
freerdp3
pkg:deb/ubuntu/[email protected]+dfsg-2ubuntu0.5?arch=source&distro=questing
Affected versions
=3.14.0+dfsg-1ubuntu1=3.15.0+dfsg-2.1=3.16.0+dfsg-1ubuntu1=3.16.0+dfsg-2=3.16.0+dfsg-2ubuntu0.1=3.16.0+dfsg-2ubuntu0.3=3.16.0+dfsg-2ubuntu0.4=3.16.0+dfsg-2ubuntu0.5
Ubuntu:26.04:LTSmore threats →ghsa
freerdp3
pkg:deb/ubuntu/[email protected]+dfsg-0ubuntu0.26.04.1?arch=source&distro=resolute
Affected versions
=3.16.0+dfsg-2=3.18.0+dfsg-1ubuntu1=3.19.0+dfsg-1=3.19.1+dfsg-1=3.20.0+dfsg-1=3.20.2+dfsg-1=3.21.0+dfsg-1=3.22.0+dfsg-1=3.24.1+dfsg-1ubuntu1=3.24.2+dfsg-1ubuntu1=3.24.2+dfsg-1ubuntu1.1=3.30.0+dfsg-0ubuntu0.26.04.1

Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.

Technical Details

Gcve Source
db.gcve.eu
Osv Id
UBUNTU-CVE-2026-55648
Osv Schema Version
1.7.0
Ecosystems
["Ubuntu:16.04:LTS","Ubuntu:Pro:18.04:LTS","Ubuntu:18.04:LTS","Ubuntu:Pro:20.04:LTS","Ubuntu:22.04:LTS","Ubuntu:24.04:LTS","Ubuntu:Pro:24.04:LTS","Ubuntu:25.10","Ubuntu:26.04:LTS"]

Threat ID: 6a5e7a702a4a8d59899de942

Added to database: 07/20/2026, 19:43:44 UTC

Last enriched: 07/20/2026, 20:54:13 UTC

Last updated: 09/13/2026, 10:01:31 UTC

Views: 32

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