{"id":"CVE-2025-21990","summary":"drm/amdgpu: NULL-check BO's backing store when determining GFX12 PTE flags","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: NULL-check BO's backing store when determining GFX12 PTE flags\n\nPRT BOs may not have any backing store, so bo-\u003etbo.resource will be\nNULL. Check for that before dereferencing.\n\n(cherry picked from commit 3e3fcd29b505cebed659311337ea03b7698767fc)","modified":"2026-03-20T12:41:18.062476Z","published":"2025-04-02T12:53:13.590Z","related":["SUSE-SU-2025:01951-1","SUSE-SU-2025:01967-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/21xxx/CVE-2025-21990.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/6cc30748e17ea2a64051ceaf83a8372484e597f1"},{"type":"WEB","url":"https://git.kernel.org/stable/c/72235808eabea93055b459a63443bd9cd6b08aa4"},{"type":"WEB","url":"https://git.kernel.org/stable/c/af23e39b9e9280b1f6299b6f2fa090a1694240ad"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/21xxx/CVE-2025-21990.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-21990"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"0cce5f285d9ae81c33993f3270fe77f5e74a69ab"},{"fixed":"72235808eabea93055b459a63443bd9cd6b08aa4"},{"fixed":"af23e39b9e9280b1f6299b6f2fa090a1694240ad"},{"fixed":"6cc30748e17ea2a64051ceaf83a8372484e597f1"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-21990.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}