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CVE-2026-5265

🗓️ 24 Apr 2026 12:25:06Reported by redhatType 
cve
 cve🔗 web.nvd.nist.gov👁 40 Views

CVE-2026-5265: OVN may read heap memory when generating ICMP errors from inflated IP lengths.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB		CVE-2026-5265
24 Apr 202612:25
–attackerkb
astralinux
AstraLinux		Astra Linux – Vulnerability in OVN
24 Aug 202610:19
–astralinux
bdu_fstec
BDU FSTEC		The vulnerability of the Open vSwitch software-based multi-level switch lies in the reading of data beyond the allowed buffer limits, which allows a hacker to cause a service failure.
28 Aug 202600:00
–bdu_fstec
circl
Circl		CVE-2026-5265
20 Apr 202616:12
–circl
cnnvd
CNNVD		OVN 安全漏洞
24 Apr 202600:00
–cnnvd
cvelist
Cvelist		CVE-2026-5265 Ovn: ovn: heap over-read in icmp error response generation
24 Apr 202612:25
–cvelist
debiancve
Debian CVE		CVE-2026-5265
24 Apr 202612:25
–debiancve
euvd
EUVD		EUVD-2026-25420
24 Apr 202612:25
–euvd
nvd
NVD		CVE-2026-5265
24 Apr 202613:16
–nvd
opensuse
OPENSUSE Linux		libopenvswitch-3_7-0-3.7.1-34.1 on GA media (moderate)
8 Jun 202600:00
–opensuse
Rows per page
Vulners
Node
OR
redhatenterprise_linuxMatch10fastdatapath
redhatenterprise_linuxMatch8fastdatapath
redhatenterprise_linuxMatch9fastdatapath
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    ]
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]

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17 Jun 2026 22:00Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.16.5
EPSS0.00629
SSVC
CWE-130
icmp errorsipv4 lengthipv6 lengthovn controllerheap readsecurity issue
40