Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU73768
Risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-22998
CWE-ID:
CWE-466 - Return of pointer value outside of expected range
Exploit availability: No
DescriptionThe vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to unexpected value of the pointer returned as value in the drm_gem_shmem_get_sg_table() function in drivers/gpu/drm/virtio/virtgpu_object.c. A local user can perform a denial of service (DoS) attack.
Install updates from vendor's repository.
Vulnerable software versionsopenEuler: 22.03 LTS SP1
python3-perf: before 5.10.0-136.34.0.110
perf-debuginfo: before 5.10.0-136.34.0.110
perf: before 5.10.0-136.34.0.110
bpftool: before 5.10.0-136.34.0.110
kernel-headers: before 5.10.0-136.34.0.110
kernel-tools: before 5.10.0-136.34.0.110
kernel-tools-debuginfo: before 5.10.0-136.34.0.110
python3-perf-debuginfo: before 5.10.0-136.34.0.110
kernel-devel: before 5.10.0-136.34.0.110
kernel-source: before 5.10.0-136.34.0.110
kernel-tools-devel: before 5.10.0-136.34.0.110
kernel-debuginfo: before 5.10.0-136.34.0.110
kernel-debugsource: before 5.10.0-136.34.0.110
bpftool-debuginfo: before 5.10.0-136.34.0.110
kernel: before 5.10.0-136.34.0.110
External linkshttp://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1324
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.