Red Hat Product Errata RHSA-2026:56965 - Security Advisory Issued: 2026-08-19 Updated: 2026-08-19 RHSA-2026:56965 - Security Advisory Overview Updated Packages Synopsis Moderate: libcupsfilters security update Type/Severity Security Advisory: Moderate Red Hat Lightspeed patch analysis Identify and remediate systems affected by this advisory. View affected systems Topic An update for libcupsfilters is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. Description Libcupsfilters provides a library, which implements common functions used in cups-browsed daemon and printing filters, and additional files as banner templates and character sets. The filters are used in CUPS daemon and in printer applications. Security Fix(es): libcupsfilters: cups-filters: libcupsfilters: CPU exhaustion via infinite loop in cfIEEE1284NormalizeMakeModel() (CVE-2026-64611) libcupsfilters: cups-filters: libcupsfilters: CUPS image filter process abort via malformed PNG (CVE-2026-64612) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Solution For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Affected Products Red Hat Enterprise Linux for x86_64 10 x86_64 Red Hat Enterprise Linux for x86_64 - Extended Update Support 10.2 x86_64 Red Hat Enterprise Linux for IBM z Systems 10 s390x Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 10.2 s390x Red Hat Enterprise Linux for Power, little endian 10 ppc64le Red Hat Enterprise Linux for Power, little endian - Extended Update Support 10.2 ppc64le Red Hat Enterprise Linux for ARM 64 10 aarch64 Red Hat Enterprise Linux for ARM 64 - Extended Update Support 10.2 aarch64 Red Hat Enterprise Linux for ARM 64 - 4 years of updates 10.2 aarch64 Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 10.2 s390x Red Hat Enterprise Linux for Power, little endian - 4 years of support 10.2 ppc64le Red Hat Enterprise Linux for x86_64 - 4 years of updates 10.2 x86_64 Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 10.2 x86_64 Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 10.2 aarch64 Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 10.2 ppc64le Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 10.2 s390x Fixes BZ - 2502799 - CVE-2026-64611 libcupsfilters: cups-filters: libcupsfilters: CPU exhaustion via infinite loop in cfIEEE1284NormalizeMakeModel() BZ - 2502801 - CVE-2026-64612 libcupsfilters: cups-filters: libcupsfilters: CUPS image filter process abort via malformed PNG CVEs CVE-2026-64611 CVE-2026-64612 References https://access.redhat.com/security/updates/classification/#moderate Note: More recent versions of these packages may be available. Click a package name for more details. Red Hat Enterprise Linux for x86_64 10 SRPM libcupsfilters-2.0.0-13.el10_2.src.rpm SHA-256: 8b77afe2c7361dcded19d9325d79889fd5b71aec378d5bd08340d74b4893c922 x86_64 libcupsfilters-2.0.0-13.el10_2.x86_64.rpm SHA-256: 1379bb5577450b37135e1a8883cd040fa7c46684efc32b127e6d0f6ac7416164 libcupsfilters-debuginfo-2.0.0-13.el10_2.x86_64.rpm SHA-256: 81d450c3c62d6caeb94ce43f83d4e8bc5effa82c55de0687e41dd456cb56ab4d libcupsfilters-debugsource-2.0.0-13.el10_2.x86_64.rpm SHA-256: af43ba87f89bc83c17ab30b093d7cb43a3e268f6fc97298dbc61482d1a409956 Red Hat Enterprise Linux for x86_64 - Extended Update Support 10.2 SRPM libcupsfilters-2.0.0-13.el10_2.src.rpm SHA-256: 8b77afe2c7361dcded19d9325d79889fd5b71aec378d5bd08340d74b4893c922 x86_64 libcupsfilters-2.0.0-13.el10_2.x86_64.rpm SHA-256: 1379bb5577450b37135e1a8883cd040fa7c46684efc32b127e6d0f6ac7416164 libcupsfilters-debuginfo-2.0.0-13.el10_2.x86_64.rpm SHA-256: 81d450c3c62d6caeb94ce43f83d4e8bc5effa82c55de0687e41dd456cb56ab4d libcupsfilters-debugsource-2.0.0-13.el10_2.x86_64.rpm SHA-256: af43ba87f89bc83c17ab30b093d7cb43a3e268f6fc97298dbc61482d1a409956 Red Hat Enterprise Linux for IBM z Systems 10 SRPM libcupsfilters-2.0.0-13.el10_2.src.rpm SHA-256: 8b77afe2c7361dcded19d9325d79889fd5b71aec378d5bd08340d74b4893c922 s390x libcupsfilters-2.0.0-13.el10_2.s390x.rpm SHA-256: 3406feababd59891fd6240cc0f70d2add4c77b8b4f9cd39b2e2c091b14c7c394 libcupsfilters-debuginfo-2.0.0-13.el10_2.s390x.rpm SHA-256: a828541e635c3a7e64e7b6de07f0d51eea27f6fbd48cca7dca93b2cc82308c0e libcupsfilters-debugsource-2.0.0-13.el10_2.s390x.rpm SHA-256: ca1482c895364b1abda18aa42f49d09976464b9061293ae768280875d7a4d8f3 Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 10.2 SRPM libcupsfilters-2.0.0-13.el10_2.src.rpm SHA-256: 8b77afe2c7361dcded19d9325d79889fd5b71aec378d5bd08340d74b4893c922 s390x libcupsfilters-2.0.0-13.el10_2.s390x.rpm SHA-256: 3406feababd59891fd6240cc0f70d2add4c77b8b4f9cd39b2e2c091b14c7c394 libcupsfilters-debuginfo-2.0.0-13.el10_2.s390x.rpm SHA-256: a828541e635c3a7e64e7b6de07f0d51eea27f6fbd48cca7dca93b2cc82308c0e libcupsfilters-debugsource-2.0.0-13.el10_2.s390x.rpm SHA-256: ca1482c895364b1abda18aa42f49d09976464b9061293ae768280875d7a4d8f3 Red Hat Enterprise Linux for Power, little endian 10 SRPM libcupsfilters-2.0.0-13.el10_2.src.rpm SHA-256: 8b77afe2c7361dcded19d9325d79889fd5b71aec378d5bd08340d74b4893c922 ppc64le libcupsfilters-2.0.0-13.el10_2.ppc64le.rpm SHA-256: 3e45c5235197a52cf2926461ab23785fc0d0ec3efc38b81bbcc1afa881f1ad6c libcupsfilters-debuginfo-2.0.0-13.el10_2.ppc64le.rpm SHA-256: 9d78419ec3a48d4728354403da19096dab7f16e3c4177cfb9b3361c336cb0dbf libcupsfilters-debugsource-2.0.0-13.el10_2.ppc64le.rpm SHA-256: 24b81d406411ec11c82e4bba36c86a51cb7ac23d6e4f6ae3b3bf71ce69984ce5 Red Hat Enterprise Linux for Power, little endian - Extended Update Support 10.2 SRPM libcupsfilters-2.0.0-13.el10_2.src.rpm SHA-256: 8b77afe2c7361dcded19d9325d79889fd5b71aec378d5bd08340d74b4893c922 ppc64le libcupsfilters-2.0.0-13.el10_2.ppc64le.rpm SHA-256: 3e45c5235197a52cf2926461ab23785fc0d0ec3efc38b81bbcc1afa881f1ad6c libcupsfilters-debuginfo-2.0.0-13.el10_2.ppc64le.rpm SHA-256: 9d78419ec3a48d4728354403da19096dab7f16e3c4177cfb9b3361c336cb0dbf libcupsfilters-debugsource-2.0.0-13.el10_2.ppc64le.rpm SHA-256: 24b81d406411ec11c82e4bba36c86a51cb7ac23d6e4f6ae3b3bf71ce69984ce5 Red Hat Enterprise Linux for ARM 64 10 SRPM libcupsfilters-2.0.0-13.el10_2.src.rpm SHA-256: 8b77afe2c7361dcded19d9325d79889fd5b71aec378d5bd08340d74b4893c922 aarch64 libcupsfilters-2.0.0-13.el10_2.aarch64.rpm SHA-256: d6ac887249ed86dcae82dfe75bddd1a72575f96df7dce27b370f28dcda8bac29 libcupsfilters-debuginfo-2.0.0-13.el10_2.aarch64.rpm SHA-256: 53bc19ab2868581875d4eca23d3e9f438e05c99d088781aaad88657f9cd12dc5 libcupsfilters-debugsource-2.0.0-13.el10_2.aarch64.rpm SHA-256: b49c91681e8ee0a92aae972e401097f8d828563ebe903383d480d789ef2a4fdd Red Hat Enterprise Linux for ARM 64 - Extended Update Support 10.2 SRPM libcupsfilters-2.0.0-13.el10_2.src.rpm SHA-256: 8b77afe2c7361dcded19d9325d79889fd5b71aec378d5bd08340d74b4893c922 aarch64 libcupsfilters-2.0.0-13.el10_2.aarch64.rpm SHA-256: d6ac887249ed86dcae82dfe75bddd1a72575f96df7dce27b370f28dcda8bac29 libcupsfilters-debuginfo-2.0.0-13.el10_2.aarch64.rpm SHA-256: 53bc19ab2868581875d4eca23d3e9f438e05c99d088781aaad88657f9cd12dc5 libcupsfilters-debugsource-2.0.0-13.el10_2.aarch64.rpm SHA-256: b49c91681e8ee0a92aae972e401097f8d828563ebe903383d480d789ef2a4fdd Red Hat Enterprise Linux for ARM 64 - 4 years of updates 10.2 SRPM libcupsfilters-2.0.0-13.el10_2.src.rpm SHA-256: 8b77afe2c7361dcded19d9325d79889fd5b71aec378d5bd08340d74b4893c922 aarch64 libcupsfilters-2.0.0-13.el10_2.aarch64.rpm SHA-256: d6ac887249ed86dcae82dfe75bddd1a72575f96df7dce27b370f28dcda8bac29 libcupsfilters-debuginfo-2.0.0-13.el10_2.aarch64.rpm SHA-256: 53bc19ab2868581875d4eca23d3e9f438e05c99d088781aaad88657f9cd12dc5 libcupsfilters-debugsource-2.0.0-13.el10_2.aarch64.rpm SHA-256: b49c91681e8ee0a92aae972e401097f8d828563ebe903383d480d789ef2a4fdd Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 10.2 SRPM libcupsfilters-2.0.0-13.el10_2.src.rpm SHA-256: 8b77afe2c7361dcded19d9325d79889fd5b71aec378d5bd08340d74b4893c922 s390x libcupsfilters-2.0.0-13.el10_2.s390x.rpm SHA-256: 3406feababd59891fd6240cc0f70d2add4c77b8b4f9cd39b2e2c091b14c7c394 libcupsfilters-debuginfo-2.0.0-13.el10_2.s390x.rpm SHA-256: a828541e635c3a7e64e7b6de07f0d51eea27f6fbd48cca7dca93b2cc82308c0e libcupsfilters-debugsource-2.0.0-13.el10_2.s390x.rpm SHA-256: ca1482c895364b1abda18aa42f49d09976464b9061293ae768280875d7a4d8f3 Red Hat Enterprise Linux for Power, little endian - 4 years of support 10.2 SRPM libcupsfilters-2.0.0-13.el10_2.src.rpm SHA-256: 8b77afe2c7361dcded19d9325d79889fd5b71aec378d5bd08340d74b4893c922 ppc64le libcupsfilters-2.0.0-13.el10_2.ppc64le.rpm SHA-256: 3e45c5235197a52cf2926461ab23785fc0d0ec3efc38b81bbcc1afa881f1ad6c libcupsfilters-debuginfo-2.0.0-13.el10_2.ppc64le.rpm SHA-256: 9d78419ec3a48d4728354403da19096dab7f16e3c4177cfb9b3361c336cb0dbf libcupsfilters-debugsource-2.0.0-13.el10_2.ppc64le.rpm SHA-256: 24b81d406411ec11c82e4bba36c86a51cb7ac23d6e4f6ae3b3bf71ce69984ce5 Red Hat Enterprise Linux for x86_64 - 4 years of updates 10.2 SRPM libcupsfilters-2.0.0-13.el10_2.src.rpm SHA-256: 8b77afe2c7361dcded19d9325d79889fd5b71aec378d5bd08340d74b4893c922 x86_64 libcupsfilters-2.0.0-13.el10_2.x86_64.rpm SHA-256: 1379bb5577450b37135e1a8883cd040fa7c46684efc32b127e6d0f6ac7416164 libcupsfilters-debuginfo-2.0.0-13.el10_2.x86_64.rpm SHA-256: 81d450c3c62d6caeb94ce43f83d4e8bc5effa82c55de0687e41dd456cb56ab4d libcupsfilters-debugsource-2.0.0-13.el10_2.x86_64.rpm SHA-256: af43ba87f89bc83c17ab30b093d7cb43a3e268f6fc97298dbc61482d1a409956 Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 10.2 SRPM libcupsfilters-2.0.0-13.el10_