CVE-2023-42755
Published: Oct 5, 2023
Modified: Nov 8, 2025
CVSS v3.1
6.5
Description
A flaw was found in the IPv4 Resource Reservation Protocol (RSVP) classifier in the Linux kernel. The xprt pointer may go beyond the linear part of the skb, leading to an out-of-bounds read in the `rsvp_classify` function. This issue may allow a local user to crash the system and cause a denial of service.
| Vendor | Product | Versions |
|---|---|---|
Red Hat | Red Hat Enterprise Linux 8 | unaffected 0:4.18.0-553.rt7.342.el8_10 - < * |
Red Hat | Red Hat Enterprise Linux 8 | unaffected 0:4.18.0-553.el8_10 - < * |
Red Hat | Red Hat Enterprise Linux 6 | All versions |
Red Hat | Red Hat Enterprise Linux 7 | All versions |
Red Hat | Red Hat Enterprise Linux 7 | All versions |
Red Hat | Red Hat Enterprise Linux 9 | All versions |
Red Hat | Red Hat Enterprise Linux 9 | All versions |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
References
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