{ "data_version": "4.0", "data_type": "CVE", "data_format": "MITRE", "CVE_data_meta": { "ID": "CVE-2024-40996", "ASSIGNER": "cve@kernel.org", "STATE": "PUBLIC" }, "description": { "description_data": [ { "lang": "eng", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Avoid splat in pskb_pull_reason\n\nsyzkaller builds (CONFIG_DEBUG_NET=y) frequently trigger a debug\nhint in pskb_may_pull.\n\nWe'd like to retain this debug check because it might hint at integer\noverflows and other issues (kernel code should pull headers, not huge\nvalue).\n\nIn bpf case, this splat isn't interesting at all: such (nonsensical)\nbpf programs are typically generated by a fuzzer anyway.\n\nDo what Eric suggested and suppress such warning.\n\nFor CONFIG_DEBUG_NET=n we don't need the extra check because\npskb_may_pull will do the right thing: return an error without the\nWARN() backtrace." } ] }, "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": "8af60bb2b215", "version_value": "dacc15e9cb24" }, { "version_affected": "<", "version_name": "1b2b26595bb0", "version_value": "7f9644782c55" }, { "version_affected": "<", "version_name": "219eee9c0d16", "version_value": "5e90258303a3" }, { "version_value": "not down converted", "x_cve_json_5_version_data": { "versions": [ { "version": "6.9", "status": "affected" }, { "version": "0", "lessThan": "6.9", "status": "unaffected", "versionType": "custom" }, { "version": "6.1.96", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.6.36", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.9.7", "lessThanOrEqual": "6.9.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.10", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ], "defaultStatus": "affected" } } ] } } ] } } ] } }, "references": { "reference_data": [ { "url": "https://git.kernel.org/stable/c/dacc15e9cb248d19e5fc63c54bef0b9b55007761", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/dacc15e9cb248d19e5fc63c54bef0b9b55007761" }, { "url": "https://git.kernel.org/stable/c/7f9644782c559635bd676c12c59389a34ed7c866", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/7f9644782c559635bd676c12c59389a34ed7c866" }, { "url": "https://git.kernel.org/stable/c/5e90258303a358e88737afb5048bee9113beea3a", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/5e90258303a358e88737afb5048bee9113beea3a" }, { "url": "https://git.kernel.org/stable/c/2bbe3e5a2f4ef69d13be54f1cf895b4658287080", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/2bbe3e5a2f4ef69d13be54f1cf895b4658287080" } ] }, "generator": { "engine": "bippy-c9c4e1df01b2" } }