CVE-2026-34979

EUVD-2026-18885
OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, there is a heap-based buffer overflow in the CUPS scheduler when building filter option strings from job attribute. At time of publication, there are no publicly available patches.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 29%
Affected Products (NVD)
VendorProductVersion
openprintingcups
𝑥
≤ 2.4.16
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
cups
bookworm
vulnerable
bookworm (security)
vulnerable
bullseye
vulnerable
bullseye (security)
vulnerable
forky
2.4.18-1
fixed
sid
2.4.18-1
fixed
trixie
vulnerable
trixie (security)
vulnerable
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
cups
suse enterprise desktop 15 SP7
2.2.7-150000.3.93.1
fixed
suse enterprise sap 15 SP7
2.2.7-150000.3.93.1
fixed
suse enterprise server 12 SP3
1.7.5-20.67.1
fixed
suse enterprise server 15 SP4
2.2.7-150000.3.93.1
fixed
suse enterprise server 15 SP7
2.2.7-150000.3.93.1
fixed
cups-client
suse enterprise desktop 15 SP7
2.2.7-150000.3.93.1
fixed
suse enterprise sap 15 SP7
2.2.7-150000.3.93.1
fixed
suse enterprise server 12 SP3
1.7.5-20.67.1
fixed
suse enterprise server 15 SP4
2.2.7-150000.3.93.1
fixed
suse enterprise server 15 SP7
2.2.7-150000.3.93.1
fixed
cups-config
suse enterprise desktop 15 SP7
2.2.7-150000.3.93.1
fixed
suse enterprise sap 15 SP7
2.2.7-150000.3.93.1
fixed
suse enterprise server 15 SP4
2.2.7-150000.3.93.1
fixed
suse enterprise server 15 SP7
2.2.7-150000.3.93.1
fixed
cups-ddk
suse enterprise server 15 SP4
2.2.7-150000.3.93.1
fixed
cups-devel
suse enterprise desktop 15 SP7
2.2.7-150000.3.93.1
fixed
suse enterprise sap 15 SP7
2.2.7-150000.3.93.1
fixed
suse enterprise server 15 SP4
2.2.7-150000.3.93.1
fixed
suse enterprise server 15 SP7
2.2.7-150000.3.93.1
fixed
cups-libs
suse enterprise server 12 SP3
1.7.5-20.67.1
fixed
cups-libs-32bit
suse enterprise server 12 SP3
1.7.5-20.67.1
fixed
libcups2
suse enterprise desktop 15 SP7
2.2.7-150000.3.93.1
fixed
suse enterprise sap 15 SP7
2.2.7-150000.3.93.1
fixed
suse enterprise server 15 SP4
2.2.7-150000.3.93.1
fixed
suse enterprise server 15 SP7
2.2.7-150000.3.93.1
fixed
libcups2-32bit
suse enterprise server 15 SP4
2.2.7-150000.3.93.1
fixed
libcupscgi1
suse enterprise desktop 15 SP7
2.2.7-150000.3.93.1
fixed
suse enterprise sap 15 SP7
2.2.7-150000.3.93.1
fixed
suse enterprise server 15 SP4
2.2.7-150000.3.93.1
fixed
suse enterprise server 15 SP7
2.2.7-150000.3.93.1
fixed
libcupsimage2
suse enterprise desktop 15 SP7
2.2.7-150000.3.93.1
fixed
suse enterprise sap 15 SP7
2.2.7-150000.3.93.1
fixed
suse enterprise server 15 SP4
2.2.7-150000.3.93.1
fixed
suse enterprise server 15 SP7
2.2.7-150000.3.93.1
fixed
libcupsmime1
suse enterprise desktop 15 SP7
2.2.7-150000.3.93.1
fixed
suse enterprise sap 15 SP7
2.2.7-150000.3.93.1
fixed
suse enterprise server 15 SP4
2.2.7-150000.3.93.1
fixed
suse enterprise server 15 SP7
2.2.7-150000.3.93.1
fixed
libcupsppdc1
suse enterprise desktop 15 SP7
2.2.7-150000.3.93.1
fixed
suse enterprise sap 15 SP7
2.2.7-150000.3.93.1
fixed
suse enterprise server 15 SP4
2.2.7-150000.3.93.1
fixed
suse enterprise server 15 SP7
2.2.7-150000.3.93.1
fixed
Amazon Linux logo
Amazon Linux Releases
Amazon Package
Release
cups
Amazon Linux 2
1:1.6.3-51.amzn2.0.9
fixed
Amazon Linux 2023
1:2.4.16-1.amzn2023.0.3
fixed
cups-client
Amazon Linux 2
1:1.6.3-51.amzn2.0.9
fixed
Amazon Linux 2023
1:2.4.16-1.amzn2023.0.3
fixed
cups-client-debuginfo
Amazon Linux 2023
1:2.4.16-1.amzn2023.0.3
fixed
cups-debuginfo
Amazon Linux 2
1:1.6.3-51.amzn2.0.9
fixed
Amazon Linux 2023
1:2.4.16-1.amzn2023.0.3
fixed
cups-debugsource
Amazon Linux 2023
1:2.4.16-1.amzn2023.0.3
fixed
cups-devel
Amazon Linux 2
1:1.6.3-51.amzn2.0.9
fixed
Amazon Linux 2023
1:2.4.16-1.amzn2023.0.3
fixed
cups-filesystem
Amazon Linux 2
1:1.6.3-51.amzn2.0.9
fixed
Amazon Linux 2023
1:2.4.16-1.amzn2023.0.3
fixed
cups-ipptool
Amazon Linux 2
1:1.6.3-51.amzn2.0.9
fixed
Amazon Linux 2023
1:2.4.16-1.amzn2023.0.3
fixed
cups-ipptool-debuginfo
Amazon Linux 2023
1:2.4.16-1.amzn2023.0.3
fixed
cups-libs
Amazon Linux 2
1:1.6.3-51.amzn2.0.9
fixed
Amazon Linux 2023
1:2.4.16-1.amzn2023.0.3
fixed
cups-libs-debuginfo
Amazon Linux 2023
1:2.4.16-1.amzn2023.0.3
fixed
cups-lpd
Amazon Linux 2
1:1.6.3-51.amzn2.0.9
fixed
Amazon Linux 2023
1:2.4.16-1.amzn2023.0.3
fixed
cups-lpd-debuginfo
Amazon Linux 2023
1:2.4.16-1.amzn2023.0.3
fixed
cups-printerapp
Amazon Linux 2023
1:2.4.16-1.amzn2023.0.3
fixed
cups-printerapp-debuginfo
Amazon Linux 2023
1:2.4.16-1.amzn2023.0.3
fixed
Azure Linux logo
Azure Linux Releases
Azure Package
Release
cups
Azure Linux 3.0
0:2.4.17-1.azl3
fixed
Common Weakness Enumeration
References
https://github.com/OpenPrinting/cups/security/advisories/GHSA-6qxf-7jx6-86fh
https://github.com/OpenPrinting/cups/security/advisories/GHSA-6qxf-7jx6-86fh