SB20250919178 - openEuler 22.03 LTS SP3 update for kernel

Description

This security bulletin contains information about 2 vulnerabilities.

1) NULL pointer dereference (CVE-ID: CVE-2025-38693)

CWE-ID: CWE-476 - NULL Pointer Dereference

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

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

The vulnerability exists due to NULL pointer dereference within the w7090p_tuner_write_serpar() and w7090p_tuner_read_serpar() functions in drivers/media/dvb-frontends/dib7000p.c. A local user can perform a denial of service (DoS) attack.

2) Input validation error (CVE-ID: CVE-2025-38710)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

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

The vulnerability exists due to improper input validation within the gfs2_dinode_in() function in fs/gfs2/glops.c, within the dir_make_exhash() function in fs/gfs2/dir.c. A local user can perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2025-2313