CVE-2023-5371
Memory Allocation with Excessive Size Value in Wireshark
MEDIUM
6.5
CVSS Score
Published: October 4, 2023 at 04:01 PM UTC
Updated: June 17, 2026 at 06:48 AM UTC
1 product affected across 1 vendorWireshark
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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.5%
Description
RTPS dissector memory leak in Wireshark 4.0.0 to 4.0.8 and 3.6.0 to 3.6.16 allows denial of service via packet injection or crafted capture file
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Affected range stops below 3.6.17, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.0.9, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (5)
Issue TrackingExploitVendor Advisory
Source: [email protected]
https://gitlab.com/wireshark/wireshark/-/issues/19322Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/[email protected]/message/34DBP5P2RHQ7XUABPANYYMOGV5KS6VEP/Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/[email protected]/message/MADSCHKZSCKQ5NLIX3UMOIJD2JZ65L4V/Source: af854a3a-2127-422b-91ae-364da2661108
https://security.gentoo.org/glsa/202402-09CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-789CWE-770
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