{"cve":{"cve_id":"CVE-2026-53135","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/display: Fix NULL deref and buffer over-read in SDP debugfs\n\n[Why & How]\ndp_sdp_message_debugfs_write() dereferences connector->base.state->crtc\nwithout checking for NULL. A connector can be connected but not bound to\nany CRTC (e.g. after hot-plug before the next atomic commit), causing a\nkernel crash when writing to the sdp_message debugfs node.\n\nThe function also ignores the user-provided size argument and always\npasses 36 bytes to copy_from_user(), reading past the user buffer when\nsize < 36.\n\nFix both issues by:\n- Returning -ENODEV when connector->base.state or state->crtc is NULL\n- Clamping write_size to min(size, sizeof(data))\n\n(cherry picked from commit 6ab4c36a522842ff70474a1c0af2e40e50fc8300)","published_at":"2026-06-25T08:38:24.216000Z","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/ee9cfcf77a8e8af637396dc00966df5f701e661c","https://git.kernel.org/stable/c/b781f90a9528555c709e59789550893581ef0be4","https://git.kernel.org/stable/c/a2de1d71891a038a9346b2c1a72b88c8350f2479","https://git.kernel.org/stable/c/7fc4fab4acc307ad2903312c195872b2953d32c3","https://git.kernel.org/stable/c/7ae95c0275c330b5dbae806f8e431720edad776f","https://git.kernel.org/stable/c/bb6f705b73b5f191f14ad004e2c8c4b615806187","https://git.kernel.org/stable/c/c90954cdea4d6998ec345de0d840d030c145b89e","https://git.kernel.org/stable/c/adf67034b1f61f7119295208085bfd43f85f56af"],"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":"2026-06-28T23:30:50.753831Z"},"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":"c7ba3653e9773256b2b08508a2ed2ca28ea7566b","version_start_inclusive":true,"version_end":"ee9cfcf77a8e8af637396dc00966df5f701e661c","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:c7ba3653e9773256b2b08508a2ed2ca28ea7566b:ee9cfcf77a8e8af637396dc00966df5f701e661c"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"c7ba3653e9773256b2b08508a2ed2ca28ea7566b","version_start_inclusive":true,"version_end":"b781f90a9528555c709e59789550893581ef0be4","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:c7ba3653e9773256b2b08508a2ed2ca28ea7566b:b781f90a9528555c709e59789550893581ef0be4"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"c7ba3653e9773256b2b08508a2ed2ca28ea7566b","version_start_inclusive":true,"version_end":"a2de1d71891a038a9346b2c1a72b88c8350f2479","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:c7ba3653e9773256b2b08508a2ed2ca28ea7566b:a2de1d71891a038a9346b2c1a72b88c8350f2479"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"c7ba3653e9773256b2b08508a2ed2ca28ea7566b","version_start_inclusive":true,"version_end":"7fc4fab4acc307ad2903312c195872b2953d32c3","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:c7ba3653e9773256b2b08508a2ed2ca28ea7566b:7fc4fab4acc307ad2903312c195872b2953d32c3"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"c7ba3653e9773256b2b08508a2ed2ca28ea7566b","version_start_inclusive":true,"version_end":"7ae95c0275c330b5dbae806f8e431720edad776f","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:c7ba3653e9773256b2b08508a2ed2ca28ea7566b:7ae95c0275c330b5dbae806f8e431720edad776f"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"c7ba3653e9773256b2b08508a2ed2ca28ea7566b","version_start_inclusive":true,"version_end":"bb6f705b73b5f191f14ad004e2c8c4b615806187","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:c7ba3653e9773256b2b08508a2ed2ca28ea7566b:bb6f705b73b5f191f14ad004e2c8c4b615806187"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"c7ba3653e9773256b2b08508a2ed2ca28ea7566b","version_start_inclusive":true,"version_end":"c90954cdea4d6998ec345de0d840d030c145b89e","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:c7ba3653e9773256b2b08508a2ed2ca28ea7566b:c90954cdea4d6998ec345de0d840d030c145b89e"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"c7ba3653e9773256b2b08508a2ed2ca28ea7566b","version_start_inclusive":true,"version_end":"adf67034b1f61f7119295208085bfd43f85f56af","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:c7ba3653e9773256b2b08508a2ed2ca28ea7566b:adf67034b1f61f7119295208085bfd43f85f56af"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"5.2","version_start_inclusive":true,"version_end":"5.2","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:5.2:5.2"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"0","version_start_inclusive":true,"version_end":"5.2","version_end_inclusive":fals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published","source":null}]}