{"id":"CVE-2025-49179","url":"https://www.cyber-defence.io/tools/cve/CVE-2025-49179","generatedAt":"2026-10-28T03:38:26.344Z","title":"The RecordSanityCheckRegisterClients function does not check for an integer overflow when computing request length, which allows a client to bypass length checks.","description":"A flaw was found in the X Record extension. The RecordSanityCheckRegisterClients function does not check for an integer overflow when computing request length, which allows a client to bypass length checks.","published":"2025-06-17T15:15:46.000Z","lastModified":"2026-06-30T11:16:21.000Z","status":"Deferred","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"3.1","score":7.3,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H"},"cwe":["CWE-190"],"affected":[],"epss":{"score":0.0034,"percentile":0.27276,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.34%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://access.redhat.com/errata/RHSA-2025:10258","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10342","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10343","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10344","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10346","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10347","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10348","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10349","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10350","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10351","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10352","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10355","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10356","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10360","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10370","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10374","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10375","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10376","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10377","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10378","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10381","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10410","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:9303","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:9304","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:9305","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:9306","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:9392","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:9964","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/CVE-2025-49179","source":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2369978","source":"secalert@redhat.com"},{"url":"https://gitlab.freedesktop.org/xorg/xserver/-/commit/2bde9ca49a8fd9a1e6697d5e7ef837870d66f5d4","source":"secalert@redhat.com"},{"url":"https://www.x.org/wiki/Development/Security/","source":"secalert@redhat.com"},{"url":"https://lists.debian.org/debian-lts-announce/2025/06/msg00028.html","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-49179","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}