{"cve":{"cve_id":"CVE-2026-53315","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":null,"epss_percentile":null,"epss_as_of":null,"description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/ras: Fix NULL deref in ras_core_get_utc_second_timestamp()\n\nras_core_get_utc_second_timestamp() retrieves the current UTC timestamp\n(in seconds since the Unix epoch) through a platform-specific RAS system\ncallback and is used for timestamping RAS error events.\n\nThe function checks ras_core in the conditional statement before calling\nthe sys_fn callback. However, when the condition fails, the function\nprints an error message using ras_core->dev.\n\nIf ras_core is NULL, this can lead to a potential NULL pointer\ndereference when accessing ras_core->dev.\n\nAdd an early NULL check for ras_core at the beginning of the function\nand return 0 when the pointer is not valid. This prevents the\ndereference and makes the control flow clearer.","published_at":"2026-06-26T19:41:08.184000Z","last_modified_at":null,"cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":null,"nvd_references":["https://git.kernel.org/stable/c/6c84f7f0afc415691ffa7d48aa7ce1d8e6083032","https://git.kernel.org/stable/c/2b8101cc3b34d4d80d799360d2744829d5964479"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-28T17:55:28.590503Z","updated_at":"2026-06-28T23:30:52.348775Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"13c91b5b4378b5d08dc9ae9121b1645a0beec0bb","version_start_inclusive":true,"version_end":"6c84f7f0afc415691ffa7d48aa7ce1d8e6083032","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:13c91b5b4378b5d08dc9ae9121b1645a0beec0bb:6c84f7f0afc415691ffa7d48aa7ce1d8e6083032"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"13c91b5b4378b5d08dc9ae9121b1645a0beec0bb","version_start_inclusive":true,"version_end":"2b8101cc3b34d4d80d799360d2744829d5964479","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:13c91b5b4378b5d08dc9ae9121b1645a0beec0bb:2b8101cc3b34d4d80d799360d2744829d5964479"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.19","version_start_inclusive":true,"version_end":"6.19","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.19:6.19"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"0","version_start_inclusive":true,"version_end":"6.19","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:0:6.19"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"7.0.10","version_start_inclusive":true,"version_end":"7.0.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:7.0.10:7.0.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"7.1","version_start_inclusive":true,"version_end":"*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:7.1:*"}],"exploit_refs":[],"news":[],"references":[{"url":"https://git.kernel.org/stable/c/6c84f7f0afc415691ffa7d48aa7ce1d8e6083032","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/2b8101cc3b34d4d80d799360d2744829d5964479","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2026-06-26T19:41:08.184000Z","label":"CVE published","source":null}]}