6.5

CVE-2026-15813

Kronosnet: kronosnet: memory corruption and out-of-bounds access via malformed network packet defragmentation

A vulnerability was found in the network packet de-fragmentation engine of kronosnet (Version affected <= 1.34). The internal reassembly code does not properly validate sequence numbers of incoming payload fragments. An attacker can exploit this lack of verification by transmitting malformed packets with corrupted sequence parameters. Under specific conditions, this forces the packet processing layer to parse data outside the designated bounds of the internal memory structures, causing an out-of-bounds memory access or heap corruption. This behavior can result in sudden application crashes or system instability.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerRed Hat
Produkt Red Hat Enterprise Linux 10
Default Statusaffected
HerstellerRed Hat
Produkt Red Hat Enterprise Linux 8
Default Statusaffected
HerstellerRed Hat
Produkt Red Hat Enterprise Linux 9
Default Statusaffected
HerstellerRed Hat
Produkt Red Hat OpenShift Container Platform 4
Default Statusaffected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.27% 0.187
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
RedHat 6.5 2.2 4.2
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

https://access.redhat.com/security/cve/CVE-2026-15813
https://bugzilla.redhat.com/show_bug.cgi?id=2500854