SecuriTricks - CVE-2023-2593

Description

A flaw exists within the Linux kernel's handling of new TCP connections. The issue results from the lack of memory release after its effective lifetime. This vulnerability allows an unauthenticated attacker to create a denial of service condition on the system.

Product(s) Impacted

Vendor	Product	Versions
Linux	Linux Kernel	*

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-835

Loop with Unreachable Exit Condition ('Infinite Loop')

The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	linux	linux_kernel	/	/	/	/	/	/	/	/

References

https://lore.kernel.org/lkml/CAH2r5msyEy20e=FBx6wPWWc3kXzNR4b+zHshSqidRdFKVf_7Jg@mail.gmail.com/

CVSS Score

5.9 / 10

CVSS Data - 3.1

Attack Vector: NETWORK
Attack Complexity: HIGH
Privileges Required: NONE
Scope: UNCHANGED
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

View Vector String

Timeline

Published: July 30, 2025, 4:15 p.m.
Last Modified: July 31, 2025, 7:15 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

secalert@redhat.com

CVE-2023-2593