SB2025101787 - openEuler 22.03 LTS SP3 update for kernel

Description

This security bulletin contains information about 7 secuirty vulnerabilities.

1) Buffer overflow (CVE-ID: CVE-2022-50410)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to memory corruption within the nfsd_proc_read() function in fs/nfsd/nfsproc.c. A local user can escalate privileges on the system.

2) NULL pointer dereference (CVE-ID: CVE-2023-53220)

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

The vulnerability exists due to NULL pointer dereference within the az6007_i2c_xfer() function in drivers/media/usb/dvb-usb-v2/az6007.c. A local user can perform a denial of service (DoS) attack.

3) Input validation error (CVE-ID: CVE-2023-53480)

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

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

4) Buffer overflow (CVE-ID: CVE-2023-53515)

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

The vulnerability exists due to memory corruption within the virtio_mmio_release_dev() and virtio_mmio_probe() functions in drivers/virtio/virtio_mmio.c. A local user can perform a denial of service (DoS) attack.

5) Resource management error (CVE-ID: CVE-2023-53548)

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

The vulnerability exists due to resource management error within the function in drivers/net/usb/usbnet.c. A local user can perform a denial of service (DoS) attack.

6) Out-of-bounds read (CVE-ID: CVE-2025-39683)

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

The vulnerability exists due to an out-of-bounds read error within the trace_get_user() function in kernel/trace/trace.c. A local user can perform a denial of service (DoS) attack.

7) NULL pointer dereference (CVE-ID: CVE-2025-39850)

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

The vulnerability exists due to NULL pointer dereference within the arp_reduce() and neigh_reduce() functions in drivers/net/vxlan/vxlan_core.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-2025-2469