# CVE-2026-8631: hplip: A potential security vulnerability has been identified in the HP Linux Imaging and Printing Software CVE-2026-8631 is fixed in 11 products on 1 platform, first by hpijs-ppds 3.21.12+dfsg0-1ubuntu0.1, released May 20, 2026. It is not reported as exploited. Patch Radar priority: Urgent. - Web page: https://patchblox.com/security/cve/CVE-2026-8631 - Priority: Urgent - CVSS: 9.8 (critical) - EPSS: 0.0181 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: May 20, 2026 ## Description A potential security vulnerability has been identified in the HP Linux Imaging and Printing Software. This potential vulnerability may allow escalation of privileges and/or arbitrary code execution via an integer overflow in the hpcups processing path when handling crafted print data. ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | hpijs-ppds Ubuntu 22.04.1 LTS (jammy) | 3.21.12+dfsg0-1ubuntu0.1 | [hpijs-ppds 3.21.12+dfsg0-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-hpijs-ppds-3.21.12-dfsg0-1ubuntu0.1.md) | May 20, 2026 | | Linux | hpijs-ppds Ubuntu 24.04.5 LTS (noble) | 3.23.12+dfsg0-0ubuntu5.1 | [hpijs-ppds 3.23.12+dfsg0-0ubuntu5.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-hpijs-ppds-3.23.12-dfsg0-0ubuntu5.1.md) | May 20, 2026 | | Linux | hpijs-ppds Ubuntu 25.10 (questing) | 3.24.4+dfsg0-0ubuntu5.2 | [hpijs-ppds 3.24.4+dfsg0-0ubuntu5.2](https://patchblox.com/security/data/fix/linux/ubuntu-questing-hpijs-ppds-3.24.4-dfsg0-0ubuntu5.2.md) | May 20, 2026 | | Linux | hpijs-ppds Ubuntu 26.04.1 LTS (resolute) | 3.24.4+dfsg0-0ubuntu8.1 | [hpijs-ppds 3.24.4+dfsg0-0ubuntu8.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-hpijs-ppds-3.24.4-dfsg0-0ubuntu8.1.md) | May 20, 2026 | | Linux | hplip Debian 12.15 (bookworm) | 3.22.10+dfsg0-2+deb12u1 | [DEBIAN-CVE-2026-8631](https://patchblox.com/security/data/fix/linux/debian-cve-2026-8631.md) | May 20, 2026 | | Linux | hplip Debian 13.5 (trixie) | 3.22.10+dfsg0-8.1+deb13u1 | [DEBIAN-CVE-2026-8631](https://patchblox.com/security/data/fix/linux/debian-cve-2026-8631.md) | May 20, 2026 | | Linux | hplip RHEL 10 | 3.23.12-8.el10_0.2 | [RHSA-2026:48606](https://patchblox.com/security/data/fix/linux/rhsa-2026-48606.md) | May 20, 2026 | | Linux | hplip RHEL 8 | 0:3.18.4-13.el8_10 | [RHSA-2026:26335](https://patchblox.com/security/data/fix/linux/rhsa-2026-26335.md) | Jun 24, 2026 | | Linux | hplip RHEL 9 | 0:3.21.2-6.el9_8.4 | [RHSA-2026:26297](https://patchblox.com/security/data/fix/linux/rhsa-2026-26297.md) | Jun 24, 2026 | | Linux | hplip Ubuntu 22.04.1 LTS (jammy) | 3.21.12+dfsg0-1ubuntu0.1 | [hplip 3.21.12+dfsg0-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-hplip-3.21.12-dfsg0-1ubuntu0.1.md) | May 20, 2026 | | Linux | hplip Ubuntu 24.04.5 LTS (noble) | 3.23.12+dfsg0-0ubuntu5.1 | [hplip 3.23.12+dfsg0-0ubuntu5.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-hplip-3.23.12-dfsg0-0ubuntu5.1.md) | May 20, 2026 | | Linux | hplip Ubuntu 25.10 (questing) | 3.24.4+dfsg0-0ubuntu5.2 | [hplip 3.24.4+dfsg0-0ubuntu5.2](https://patchblox.com/security/data/fix/linux/ubuntu-questing-hplip-3.24.4-dfsg0-0ubuntu5.2.md) | May 20, 2026 | | Linux | hplip Ubuntu 26.04.1 LTS (resolute) | 3.24.4+dfsg0-0ubuntu8.1 | [hplip 3.24.4+dfsg0-0ubuntu8.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-hplip-3.24.4-dfsg0-0ubuntu8.1.md) | May 20, 2026 | | Linux | hplip almalinux 10 | 3.23.12-10.el10_2.5 | [ALSA-2026:39976](https://patchblox.com/security/data/fix/linux/alsa-2026-39976.md) | Jul 15, 2026 | | Linux | hplip almalinux 8 | 3.18.4-14.el8_10.alma.1 | [ALSA-2026:40894](https://patchblox.com/security/data/fix/linux/alsa-2026-40894.md) | Jul 16, 2026 | | Linux | hplip almalinux 9 | 3.21.2-6.el9_8.5.alma.1 | [ALSA-2026:40831](https://patchblox.com/security/data/fix/linux/alsa-2026-40831.md) | Jul 16, 2026 | | Linux | hplip ol 10 | 0:3.23.12-10.el10_2.5 | [ELSA-2026-26228](https://patchblox.com/security/data/fix/linux/elsa-2026-26228.md) | Jul 21, 2026 | | Linux | hplip ol 8 | 0:3.18.4-13.el8_10 | [ELSA-2026-26335](https://patchblox.com/security/data/fix/linux/elsa-2026-26335.md) | Jun 16, 2026 | | Linux | hplip ol 9 | 0:3.21.2-6.el9_8.4 | [ELSA-2026-26297](https://patchblox.com/security/data/fix/linux/elsa-2026-26297.md) | Jun 23, 2026 | | Linux | hplip rocky 10 | 0:3.23.12-10.el10_2.4 | [RLSA-2026:26228](https://patchblox.com/security/data/fix/linux/rlsa-2026-26228.md) | Jun 19, 2026 | | Linux | hplip rocky 8 | 0:3.18.4-13.el8_10 | [RLSA-2026:26335](https://patchblox.com/security/data/fix/linux/rlsa-2026-26335.md) | Jun 17, 2026 | | Linux | hplip rocky 9 | 0:3.21.2-6.el9_8.4 | [RLSA-2026:26297](https://patchblox.com/security/data/fix/linux/rlsa-2026-26297.md) | Jun 17, 2026 | | Linux | hplip-common almalinux 10 | 3.23.12-10.el10_2.5 | [ALSA-2026:39976](https://patchblox.com/security/data/fix/linux/alsa-2026-39976.md) | Jul 15, 2026 | | Linux | hplip-common almalinux 8 | 3.18.4-14.el8_10.alma.1 | [ALSA-2026:40894](https://patchblox.com/security/data/fix/linux/alsa-2026-40894.md) | Jul 16, 2026 | | Linux | hplip-common almalinux 9 | 3.21.2-6.el9_8.5.alma.1 | [ALSA-2026:40831](https://patchblox.com/security/data/fix/linux/alsa-2026-40831.md) | Jul 16, 2026 | | Linux | hplip-common ol 10 | 0:3.23.12-10.el10_2.5 | [ELSA-2026-26228](https://patchblox.com/security/data/fix/linux/elsa-2026-26228.md) | Jul 21, 2026 | | Linux | hplip-common ol 8 | 0:3.18.4-13.el8_10 | [ELSA-2026-26335](https://patchblox.com/security/data/fix/linux/elsa-2026-26335.md) | Jun 16, 2026 | | Linux | hplip-common ol 9 | 0:3.21.2-6.el9_8.4 | [ELSA-2026-26297](https://patchblox.com/security/data/fix/linux/elsa-2026-26297.md) | Jun 23, 2026 | | Linux | hplip-data Ubuntu 22.04.1 LTS (jammy) | 3.21.12+dfsg0-1ubuntu0.1 | [hplip-data 3.21.12+dfsg0-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-hplip-data-3.21.12-dfsg0-1ubuntu0.1.md) | May 20, 2026 | | Linux | hplip-data Ubuntu 24.04.5 LTS (noble) | 3.23.12+dfsg0-0ubuntu5.1 | [hplip-data 3.23.12+dfsg0-0ubuntu5.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-hplip-data-3.23.12-dfsg0-0ubuntu5.1.md) | May 20, 2026 | | Linux | hplip-data Ubuntu 25.10 (questing) | 3.24.4+dfsg0-0ubuntu5.2 | [hplip-data 3.24.4+dfsg0-0ubuntu5.2](https://patchblox.com/security/data/fix/linux/ubuntu-questing-hplip-data-3.24.4-dfsg0-0ubuntu5.2.md) | May 20, 2026 | | Linux | hplip-data Ubuntu 26.04.1 LTS (resolute) | 3.24.4+dfsg0-0ubuntu8.1 | [hplip-data 3.24.4+dfsg0-0ubuntu8.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-hplip-data-3.24.4-dfsg0-0ubuntu8.1.md) | May 20, 2026 | | Linux | hplip-gui Ubuntu 22.04.1 LTS (jammy) | 3.21.12+dfsg0-1ubuntu0.1 | [hplip-gui 3.21.12+dfsg0-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-hplip-gui-3.21.12-dfsg0-1ubuntu0.1.md) | May 20, 2026 | | Linux | hplip-gui Ubuntu 24.04.5 LTS (noble) | 3.23.12+dfsg0-0ubuntu5.1 | [hplip-gui 3.23.12+dfsg0-0ubuntu5.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-hplip-gui-3.23.12-dfsg0-0ubuntu5.1.md) | May 20, 2026 | | Linux | hplip-gui Ubuntu 25.10 (questing) | 3.24.4+dfsg0-0ubuntu5.2 | [hplip-gui 3.24.4+dfsg0-0ubuntu5.2](https://patchblox.com/security/data/fix/linux/ubuntu-questing-hplip-gui-3.24.4-dfsg0-0ubuntu5.2.md) | May 20, 2026 | | Linux | hplip-gui Ubuntu 26.04.1 LTS (resolute) | 3.24.4+dfsg0-0ubuntu8.1 | [hplip-gui 3.24.4+dfsg0-0ubuntu8.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-hplip-gui-3.24.4-dfsg0-0ubuntu8.1.md) | May 20, 2026 | | Linux | hplip-gui almalinux 8 | 3.18.4-14.el8_10.alma.1 | [ALSA-2026:40894](https://patchblox.com/security/data/fix/linux/alsa-2026-40894.md) | Jul 16, 2026 | | Linux | hplip-gui ol 8 | 0:3.18.4-13.el8_10 | [ELSA-2026-26335](https://patchblox.com/security/data/fix/linux/elsa-2026-26335.md) | Jun 16, 2026 | | Linux | hplip-libs almalinux 10 | 3.23.12-10.el10_2.5 | [ALSA-2026:39976](https://patchblox.com/security/data/fix/linux/alsa-2026-39976.md) | Jul 15, 2026 | | Linux | hplip-libs almalinux 8 | 3.18.4-14.el8_10.alma.1 | [ALSA-2026:40894](https://patchblox.com/security/data/fix/linux/alsa-2026-40894.md) | Jul 16, 2026 | | Linux | hplip-libs almalinux 9 | 3.21.2-6.el9_8.5.alma.1 | [ALSA-2026:40831](https://patchblox.com/security/data/fix/linux/alsa-2026-40831.md) | Jul 16, 2026 | | Linux | hplip-libs ol 10 | 0:3.23.12-10.el10_2.5 | [ELSA-2026-26228](https://patchblox.com/security/data/fix/linux/elsa-2026-26228.md) | Jul 21, 2026 | | Linux | hplip-libs ol 8 | 0:3.18.4-13.el8_10 | [ELSA-2026-26335](https://patchblox.com/security/data/fix/linux/elsa-2026-26335.md) | Jun 16, 2026 | | Linux | hplip-libs ol 9 | 0:3.21.2-6.el9_8.4 | [ELSA-2026-26297](https://patchblox.com/security/data/fix/linux/elsa-2026-26297.md) | Jun 23, 2026 | | Linux | libhpmud0 Ubuntu 22.04.1 LTS (jammy) | 3.21.12+dfsg0-1ubuntu0.1 | [libhpmud0 3.21.12+dfsg0-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libhpmud0-3.21.12-dfsg0-1ubuntu0.1.md) | May 20, 2026 | | Linux | libhpmud0 Ubuntu 24.04.5 LTS (noble) | 3.23.12+dfsg0-0ubuntu5.1 | [libhpmud0 3.23.12+dfsg0-0ubuntu5.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libhpmud0-3.23.12-dfsg0-0ubuntu5.1.md) | May 20, 2026 | | Linux | libhpmud0 Ubuntu 25.10 (questing) | 3.24.4+dfsg0-0ubuntu5.2 | [libhpmud0 3.24.4+dfsg0-0ubuntu5.2](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libhpmud0-3.24.4-dfsg0-0ubuntu5.2.md) | May 20, 2026 | | Linux | libhpmud0 Ubuntu 26.04.1 LTS (resolute) | 3.24.4+dfsg0-0ubuntu8.1 | [libhpmud0 3.24.4+dfsg0-0ubuntu8.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-libhpmud0-3.24.4-dfsg0-0ubuntu8.1.md) | May 20, 2026 | | Linux | libsane-hpaio Ubuntu 22.04.1 LTS (jammy) | 3.21.12+dfsg0-1ubuntu0.1 | [libsane-hpaio 3.21.12+dfsg0-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libsane-hpaio-3.21.12-dfsg0-1ubuntu0.1.md) | May 20, 2026 | | Linux | libsane-hpaio Ubuntu 24.04.5 LTS (noble) | 3.23.12+dfsg0-0ubuntu5.1 | [libsane-hpaio 3.23.12+dfsg0-0ubuntu5.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libsane-hpaio-3.23.12-dfsg0-0ubuntu5.1.md) | May 20, 2026 | | Linux | libsane-hpaio Ubuntu 25.10 (questing) | 3.24.4+dfsg0-0ubuntu5.2 | [libsane-hpaio 3.24.4+dfsg0-0ubuntu5.2](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libsane-hpaio-3.24.4-dfsg0-0ubuntu5.2.md) | May 20, 2026 | | Linux | libsane-hpaio Ubuntu 26.04.1 LTS (resolute) | 3.24.4+dfsg0-0ubuntu8.1 | [libsane-hpaio 3.24.4+dfsg0-0ubuntu8.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-libsane-hpaio-3.24.4-dfsg0-0ubuntu8.1.md) | May 20, 2026 | | Linux | libsane-hpaio almalinux 10 | 3.23.12-10.el10_2.5 | [ALSA-2026:39976](https://patchblox.com/security/data/fix/linux/alsa-2026-39976.md) | Jul 15, 2026 | | Linux | libsane-hpaio almalinux 8 | 3.18.4-14.el8_10.alma.1 | [ALSA-2026:40894](https://patchblox.com/security/data/fix/linux/alsa-2026-40894.md) | Jul 16, 2026 | | Linux | libsane-hpaio almalinux 9 | 3.21.2-6.el9_8.5.alma.1 | [ALSA-2026:40831](https://patchblox.com/security/data/fix/linux/alsa-2026-40831.md) | Jul 16, 2026 | | Linux | libsane-hpaio ol 10 | 0:3.23.12-10.el10_2.5 | [ELSA-2026-26228](https://patchblox.com/security/data/fix/linux/elsa-2026-26228.md) | Jul 21, 2026 | | Linux | libsane-hpaio ol 8 | 0:3.18.4-13.el8_10 | [ELSA-2026-26335](https://patchblox.com/security/data/fix/linux/elsa-2026-26335.md) | Jun 16, 2026 | | Linux | libsane-hpaio ol 9 | 0:3.21.2-6.el9_8.4 | [ELSA-2026-26297](https://patchblox.com/security/data/fix/linux/elsa-2026-26297.md) | Jun 23, 2026 | | Linux | printer-driver-hpcups Ubuntu 22.04.1 LTS (jammy) | 3.21.12+dfsg0-1ubuntu0.1 | [printer-driver-hpcups 3.21.12+dfsg0-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-printer-driver-hpcups-3.21.12-dfsg0-1ubuntu0.1.md) | May 20, 2026 | | Linux | printer-driver-hpcups Ubuntu 24.04.5 LTS (noble) | 3.23.12+dfsg0-0ubuntu5.1 | [printer-driver-hpcups 3.23.12+dfsg0-0ubuntu5.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-printer-driver-hpcups-3.23.12-dfsg0-0ubuntu5.1.md) | May 20, 2026 | | Linux | printer-driver-hpcups Ubuntu 25.10 (questing) | 3.24.4+dfsg0-0ubuntu5.2 | [printer-driver-hpcups 3.24.4+dfsg0-0ubuntu5.2](https://patchblox.com/security/data/fix/linux/ubuntu-questing-printer-driver-hpcups-3.24.4-dfsg0-0ubuntu5.2.md) | May 20, 2026 | | Linux | printer-driver-hpcups Ubuntu 26.04.1 LTS (resolute) | 3.24.4+dfsg0-0ubuntu8.1 | [printer-driver-hpcups 3.24.4+dfsg0-0ubuntu8.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-printer-driver-hpcups-3.24.4-dfsg0-0ubuntu8.1.md) | May 20, 2026 | | Linux | printer-driver-hpijs Ubuntu 22.04.1 LTS (jammy) | 3.21.12+dfsg0-1ubuntu0.1 | [printer-driver-hpijs 3.21.12+dfsg0-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-printer-driver-hpijs-3.21.12-dfsg0-1ubuntu0.1.md) | May 20, 2026 | | Linux | printer-driver-hpijs Ubuntu 24.04.5 LTS (noble) | 3.23.12+dfsg0-0ubuntu5.1 | [printer-driver-hpijs 3.23.12+dfsg0-0ubuntu5.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-printer-driver-hpijs-3.23.12-dfsg0-0ubuntu5.1.md) | May 20, 2026 | | Linux | printer-driver-hpijs Ubuntu 25.10 (questing) | 3.24.4+dfsg0-0ubuntu5.2 | [printer-driver-hpijs 3.24.4+dfsg0-0ubuntu5.2](https://patchblox.com/security/data/fix/linux/ubuntu-questing-printer-driver-hpijs-3.24.4-dfsg0-0ubuntu5.2.md) | May 20, 2026 | | Linux | printer-driver-hpijs Ubuntu 26.04.1 LTS (resolute) | 3.24.4+dfsg0-0ubuntu8.1 | [printer-driver-hpijs 3.24.4+dfsg0-0ubuntu8.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-printer-driver-hpijs-3.24.4-dfsg0-0ubuntu8.1.md) | May 20, 2026 | | Linux | printer-driver-postscript-hp Ubuntu 22.04.1 LTS (jammy) | 3.21.12+dfsg0-1ubuntu0.1 | [printer-driver-postscript-hp 3.21.12+dfsg0-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-printer-driver-postscript-hp-3.21.12-dfsg0-1ubuntu0.1.md) | May 20, 2026 | | Linux | printer-driver-postscript-hp Ubuntu 24.04.5 LTS (noble) | 3.23.12+dfsg0-0ubuntu5.1 | [printer-driver-postscript-hp 3.23.12+dfsg0-0ubuntu5.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-printer-driver-postscript-hp-3.23.12-dfsg0-0ubuntu5.1.md) | May 20, 2026 | | Linux | printer-driver-postscript-hp Ubuntu 25.10 (questing) | 3.24.4+dfsg0-0ubuntu5.2 | [printer-driver-postscript-hp 3.24.4+dfsg0-0ubuntu5.2](https://patchblox.com/security/data/fix/linux/ubuntu-questing-printer-driver-postscript-hp-3.24.4-dfsg0-0ubuntu5.2.md) | May 20, 2026 | | Linux | printer-driver-postscript-hp Ubuntu 26.04.1 LTS (resolute) | 3.24.4+dfsg0-0ubuntu8.1 | [printer-driver-postscript-hp 3.24.4+dfsg0-0ubuntu8.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-printer-driver-postscript-hp-3.24.4-dfsg0-0ubuntu8.1.md) | May 20, 2026 | --- Data as of 2026-11-08T13:06:02Z UTC. 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