{"vulnerability": "cve-2026-56003", "sightings": [{"uuid": "5b619618-a292-49a1-88c3-8a8ee1cbf180", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56003", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mq55el3zo72x", "content": "CVE-2026-56003 - libXfont2 computeProps Property Buffer Heap Buffer Overflow\nCVE ID : CVE-2026-56003\n \n Published : July 8, 2026, 10:16 a.m. | 1\u00a0hour, 32\u00a0minutes ago\n \n Description : A heap buffer overflow due to missing size checking in the property buffer when parsing PCF fi...", "creation_timestamp": "2026-07-08T12:41:54.977356Z"}, {"uuid": "b17e122e-bec8-4e2e-9747-42d3e948b0ae", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-56003", "type": "seen", "source": "https://www.acn.gov.it/portale/w/rilevate-vulnerabilita-in-componenti-x.org", "content": "", "creation_timestamp": "2026-07-08T16:45:22.608716Z"}, {"uuid": "080b0d7b-12c6-4922-ae24-3db202730a0e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56003", "type": "seen", "source": "https://bsky.app/profile/slackers.it/post/3mq6debokon2t", "content": "9/13\n\nhttps://www.cve.org/CVERecord?id=CVE-2026-56002\n    https://www.cve.org/CVERecord?id=CVE-2026-56003\n  (* Security fix *)\nx/libva-2.24.1-x86_64-1.txz:  Upgraded.\nx/wlroots-0.20.2-x86_64-1.txz:  Upgraded.\nx/xkbutils-1.0.7-x86_64-1.txz:  Upgraded.", "creation_timestamp": "2026-07-09T00:01:47.181001Z"}, {"uuid": "2a4f5fe8-cbe2-4402-9549-21f904e8f1d6", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56003", "type": "seen", "source": "https://bsky.app/profile/cesnet-certs.mastodonczech.cz.ap.brid.gy/post/3mqccgetneyu2", "content": "[[TLP:CLEAR] X.Org opravuje 5 zranitelnost\u00ed]\n\nX.Org Foundation opravuje 5 zranitelnost\u00ed verzemi produkt\u016f xwayland 24.1.13, xorg-server 21.1.24 a libXfont2-2.0.8 \u2b07\ufe0f. Debian vydal opravenou nestabiln\u00ed verzi sid 1:2.0.8-1 (CVE-2026-56001, CVE-2026-56002, CVE-2026-56003) \u2b07\ufe0f.\n\nOdkaz na webovou verzi [\u2026]", "creation_timestamp": "2026-07-10T13:55:47.498083Z"}, {"uuid": "e7bccfa5-8bf8-4068-be71-13d8effb8ad6", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56003", "type": "seen", "source": "https://bsky.app/profile/cyberhub.blog/post/3mqlnhgemmk2s", "content": "\ud83d\udccc CVE-2026-56003 - A heap buffer overflow due to missing size checking in the property buffer when parsing PCF files in libXfont2 ComputeScaledProperties() before libXfo... https://www.cyberhub.blog/cves/CVE-2026-56003", "creation_timestamp": "2026-07-14T07:07:06.880761Z"}]}