{"id":"CVE-2022-50252","revision":"e591dff4a63d4fe3970f8c55a14b367b","records":[{"revision":"e591dff4a63d4fe3970f8c55a14b367b","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2022-50252","aliases":[],"title":"igb: Do not free q_vector unless new one was allocated","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nigb: Do not free q_vector unless new one was allocated\n\nAvoid potential use-after-free condition under memory pressure. If the\nkzalloc() fails, q_vector will be freed but left in the original\nadapter->q_vector[v_idx] array position.","state":0,"publishedAt":"2025-09-15T14:02:30.98+00:00","modifiedAt":"2026-10-15T21:31:19.421+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/net/ethernet/intel/igb/igb_main.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"72ddef0506da852dc82f078f37ced8ef4d74a2bf\",\n                            \"lessThan\": \"64ca1969599857143e91aeec4440640656100803\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"72ddef0506da852dc82f078f37ced8ef4d74a2bf\",\n                            \"lessThan\": \"0200f0fbb11e359cc35af72ab10b2ec224e6f633\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"72ddef0506da852dc82f078f37ced8ef4d74a2bf\",\n                            \"lessThan\": \"68e8adbcaf7a8743e473343b38b9dad66e2ac6f3\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"72ddef0506da852dc82f078f37ced8ef4d74a2bf\",\n                            \"lessThan\": \"f96bd8adc8adde25390965a8c1ee81b73cb62075\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"72ddef0506da852dc82f078f37ced8ef4d74a2bf\",\n                            \"lessThan\": \"3cb18dea11196fb4a06f78294cec5e61985e1aff\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"72ddef0506da852dc82f078f37ced8ef4d74a2bf\",\n                            \"lessThan\": \"314f7092b27749bdde44c14095b5533afa2a3bc8\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"72ddef0506da852dc82f078f37ced8ef4d74a2bf\",\n                            \"lessThan\": \"6e399577bd397a517df4b938601108c63769ce0a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"72ddef0506da852dc82f078f37ced8ef4d74a2bf\",\n                            \"lessThan\": \"56483aecf6b22eb7dff6315b3a174688c6ad494c\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"72ddef0506da852dc82f078f37ced8ef4d74a2bf\",\n                            \"lessThan\": \"0668716506ca66f90d395f36ccdaebc3e0e84801\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5be042b1917ddf444c20f4e12856535307b37c01\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"a0e26ed623a1e1460c1a191fbc0f37bddab7851a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f4b7f93cd34a6153d454a837708fd4203990d1ae\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"3.18.23\",\n                            \"lessThan\": \"3.19\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"4.1.9\",\n                            \"lessThan\": \"4.2\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"4.2.2\",\n                            \"lessThan\": \"4.3\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/net/ethernet/intel/igb/igb_main.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"4.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"4.3\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"4.9.337\",\n                            \"lessThanOrEqual\": \"4.9.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"4.14.303\",\n                            \"lessThanOrEqual\": \"4.14.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"4.19.270\",\n                            \"lessThanOrEqual\": \"4.19.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.4.229\",\n                            \"lessThanOrEqual\": \"5.4.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.163\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.86\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.0.16\",\n                            \"lessThanOrEqual\": \"6.0.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.2\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.2\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/64ca1969599857143e91aeec4440640656100803","https://git.kernel.org/stable/c/0200f0fbb11e359cc35af72ab10b2ec224e6f633","https://git.kernel.org/stable/c/68e8adbcaf7a8743e473343b38b9dad66e2ac6f3","https://git.kernel.org/stable/c/f96bd8adc8adde25390965a8c1ee81b73cb62075","https://git.kernel.org/stable/c/3cb18dea11196fb4a06f78294cec5e61985e1aff","https://git.kernel.org/stable/c/314f7092b27749bdde44c14095b5533afa2a3bc8","https://git.kernel.org/stable/c/6e399577bd397a517df4b938601108c63769ce0a","https://git.kernel.org/stable/c/56483aecf6b22eb7dff6315b3a174688c6ad494c","https://git.kernel.org/stable/c/0668716506ca66f90d395f36ccdaebc3e0e84801"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2022-50252","license":"CVE Program Terms of Use","key":"cve-program:CVE-2022-50252","identifiers":["CVE-2022-50252"]},"retained":false,"historicalAffected":[]}],"coverage":[]}