8.2

CVE-2026-35091

Exploit

Corosync: corosync: denial of service and information disclosure via crafted udp packet

A flaw was found in Corosync. A remote unauthenticated attacker can exploit a wrong return value vulnerability in the Corosync membership commit token sanity check by sending a specially crafted User Datagram Protocol (UDP) packet. This can lead to an out-of-bounds read, causing a denial of service (DoS) and potentially disclosing limited memory contents
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Corosync ≫ Corosync Version-
Redhat ≫ Openshift Version4.0
Redhat ≫ Enterprise Linux Version7.0
Redhat ≫ Enterprise Linux Version8.0
Redhat ≫ Enterprise Linux Version9.0
Redhat ≫ Enterprise Linux Version10.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.87% 0.54
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
secalert@redhat.com 8.2 3.9 4.2
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
CWE-253 Incorrect Check of Function Return Value

The product incorrectly checks a return value from a function, which prevents it from detecting errors or exceptional conditions.

https://access.redhat.com/security/cve/CVE-2026-35091
Third Party Advisory
VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=2453169
Third Party Advisory
Exploit
https://bugzilla.redhat.com/show_bug.cgi?id=2453813
Issue Tracking
https://access.redhat.com/errata/RHSA-2026:13644
https://access.redhat.com/errata/RHSA-2026:13657
https://access.redhat.com/errata/RHSA-2026:13673
https://access.redhat.com/errata/RHSA-2026:14205
https://access.redhat.com/errata/RHSA-2026:14212
https://access.redhat.com/errata/RHSA-2026:14213
https://access.redhat.com/errata/RHSA-2026:14214
https://access.redhat.com/errata/RHSA-2026:14215
https://access.redhat.com/errata/RHSA-2026:14216
https://access.redhat.com/errata/RHSA-2026:14210
https://access.redhat.com/errata/RHSA-2026:14211
https://access.redhat.com/errata/RHSA-2026:19043
https://access.redhat.com/errata/RHSA-2026:19200
https://access.redhat.com/errata/RHSA-2026:20916