{ "data_version": "4.0", "data_type": "CVE", "data_format": "MITRE", "CVE_data_meta": { "ID": "CVE-2024-40944", "ASSIGNER": "cve@kernel.org", "STATE": "PUBLIC" }, "description": { "description_data": [ { "lang": "eng", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nx86/kexec: Fix bug with call depth tracking\n\nThe call to cc_platform_has() triggers a fault and system crash if call depth\ntracking is active because the GS segment has been reset by load_segments() and\nGS_BASE is now 0 but call depth tracking uses per-CPU variables to operate.\n\nCall cc_platform_has() earlier in the function when GS is still valid.\n\n [ bp: Massage. ]" } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "affects": { "vendor": { "vendor_data": [ { "vendor_name": "Linux", "product": { "product_data": [ { "product_name": "Linux", "version": { "version_data": [ { "version_affected": "<", "version_name": "5d8213864ade", "version_value": "d91ddd050826" }, { "version_value": "not down converted", "x_cve_json_5_version_data": { "versions": [ { "version": "6.2", "status": "affected" }, { "version": "0", "lessThan": "6.2", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.35", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.9.6", "lessThanOrEqual": "6.9.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.10", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ], "defaultStatus": "affected" } } ] } } ] } } ] } }, "references": { "reference_data": [ { "url": "https://git.kernel.org/stable/c/d91ddd05082691e69b30744825d18ae799293258", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/d91ddd05082691e69b30744825d18ae799293258" }, { "url": "https://git.kernel.org/stable/c/2cfb464669b645a9b98478b74f2bcea9860dcff1", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/2cfb464669b645a9b98478b74f2bcea9860dcff1" }, { "url": "https://git.kernel.org/stable/c/93c1800b3799f17375989b0daf76497dd3e80922", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/93c1800b3799f17375989b0daf76497dd3e80922" } ] }, "generator": { "engine": "bippy-9e1c9544281a" } }