SB2026022460 - Ubuntu update for linux



SB2026022460 - Ubuntu update for linux

Published: February 24, 2026

Security Bulletin ID SB2026022460
Severity
Low
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) NULL pointer dereference (CVE-ID: CVE-2024-53217)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to NULL pointer dereference within the nfsd4_process_cb_update() function in fs/nfsd/nfs4callback.c. A local user can perform a denial of service (DoS) attack.


2) Input validation error (CVE-ID: CVE-2024-50299)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation within the sctp_sf_ootb() function in net/sctp/sm_statefuns.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.