Fixed packages 8
| Release | Package | Fixed in |
|---|---|---|
| Red Hat · Hardened Images 1 hummingbird:1 | cups | 1:2.4.19-4.2.hum1 |
| Red Hat · Hardened Images 1 hummingbird:1 | cups-client | 1:2.4.19-4.2.hum1 |
| Red Hat · Hardened Images 1 hummingbird:1 | cups-devel | 1:2.4.19-4.2.hum1 |
| Red Hat · Hardened Images 1 hummingbird:1 | cups-filesystem | 1:2.4.19-4.2.hum1 |
| Red Hat · Hardened Images 1 hummingbird:1 | cups-ipptool | 1:2.4.19-4.2.hum1 |
| Red Hat · Hardened Images 1 hummingbird:1 | cups-libs | 1:2.4.19-4.2.hum1 |
| Red Hat · Hardened Images 1 hummingbird:1 | cups-lpd | 1:2.4.19-4.2.hum1 |
| Red Hat · Hardened Images 1 hummingbird:1 | cups-printerapp | 1:2.4.19-4.2.hum1 |
Vulnerabilities 1
-
Low 3.0
Cups: openprinting cups: remaining case-insensitive username matching in scheduler side paths (cve-2026-27447 follow-up)
Two case-insensitive comparisons on request-derived usernames outside the main authorization path in CUPS's scheduler (printer ACL validation and private-attribute filtering) could allow bypass of username-based access controls in certain configurations.
References
-
report
https://access.redhat.com/security/cve/CVE-2026-87876
-
article
https://access.redhat.com/security/updates/classification/
-
article
https://images.redhat.com/
-
advisory
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_67568.json
-
report
https://bugzilla.redhat.com/show_bug.cgi?id=2530991
-
advisory
https://www.cve.org/CVERecord?id=CVE-2026-87876
-
advisory
https://nvd.nist.gov/vuln/detail/CVE-2026-87876
-
article
https://github.com/OpenPrinting/cups/commit/88e67c00c130a45f3a1edf36686f7a0b2982fef8
-
article
https://github.com/OpenPrinting/cups/commit/f56844dbe4a54a9f8e1aeb3b913fbee614156bdb
-
article
https://github.com/OpenPrinting/cups/security/advisories/GHSA-r8jp-q6fh-g5r2