Not a U.S. government website. NDD is an independent vulnerability database by Volerion and is not affiliated with or endorsed by NIST or NVD.
VOLERION
Volerion Security Research

NOT DEFERRED DATABASE

VULNERABILITIES

CVE-2023-52877 Details

Description

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: Fix NULL pointer dereference in tcpm_pd_svdm() It is possible that typec_register_partner() returns ERR_PTR on failure. When port->partner is an error, a NULL pointer dereference may occur as shown below. [91222.095236][ T319] typec port0: failed to register partner (-17) ... [91225.061491][ T319] Unable to handle kernel NULL pointer dereference at virtual address 000000000000039f [91225.274642][ T319] pc : tcpm_pd_data_request+0x310/0x13fc [91225.274646][ T319] lr : tcpm_pd_data_request+0x298/0x13fc [91225.308067][ T319] Call trace: [91225.308070][ T319] tcpm_pd_data_request+0x310/0x13fc [91225.308073][ T319] tcpm_pd_rx_handler+0x100/0x9e8 [91225.355900][ T319] kthread_worker_fn+0x178/0x58c [91225.355902][ T319] kthread+0x150/0x200 [91225.355905][ T319] ret_from_fork+0x10/0x30 Add a check for port->partner to avoid dereferencing a NULL pointer.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.5 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://git.kernel.org/stable/c/4987daf86c152ff882d51572d154ad12e4ff3a4b kernel.orgPatch
https://git.kernel.org/stable/c/9ee038590d808a95d16adf92818dcd4752273c08 kernel.orgPatch
https://git.kernel.org/stable/c/b37a168c0137156042a0ca9626651b5a789e822b kernel.orgPatch
https://git.kernel.org/stable/c/e5f53a68a596e04df3fde3099273435a30b6fdac kernel.orgPatch
https://git.kernel.org/stable/c/e7a802447c491903aa7cb45967aa2a934a4e63fc kernel.orgPatch

see all 10 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-476NULL Pointer Dereference[email protected]

Affected Products

ProductVersions
linux linux kernel
>= 5.12, < 5.15.138
>= 5.16, < 6.1.62
>= 6.2, < 6.5.11
>= 6.6, < 6.6.1

CPE

  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

6 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2023-52877
NVD Published Date:
May 21, 2024
NVD Last Modified:
Jun 17, 2026
Source:
kernel.org
CVE-2023-52877 Details - Not Deferred