{"id":"CVE-2022-50252","summary":"igb: Do not free q_vector unless new one was allocated","details":"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-\u003eq_vector[v_idx] array position.","modified":"2026-05-18T05:55:19.908027057Z","published":"2025-09-15T14:02:30.980Z","related":["SUSE-SU-2025:03613-1","SUSE-SU-2025:03614-1","SUSE-SU-2025:03615-1","SUSE-SU-2025:03626-1","SUSE-SU-2025:03628-1","SUSE-SU-2025:3716-1","SUSE-SU-2025:3761-1","SUSE-SU-2025:3926-1","SUSE-SU-2025:4003-1","SUSE-SU-2025:4004-1","SUSE-SU-2025:4016-1","SUSE-SU-2025:4024-1","SUSE-SU-2025:4031-1","SUSE-SU-2025:4036-1","SUSE-SU-2025:4040-1","SUSE-SU-2025:4043-1","SUSE-SU-2025:4046-1","SUSE-SU-2025:4050-1","SUSE-SU-2025:4058-1","SUSE-SU-2025:4059-1","SUSE-SU-2025:4062-1","SUSE-SU-2025:4064-1","SUSE-SU-2025:4078-1","SUSE-SU-2025:4123-1","SUSE-SU-2025:4315-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50252.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0200f0fbb11e359cc35af72ab10b2ec224e6f633"},{"type":"WEB","url":"https://git.kernel.org/stable/c/0668716506ca66f90d395f36ccdaebc3e0e84801"},{"type":"WEB","url":"https://git.kernel.org/stable/c/314f7092b27749bdde44c14095b5533afa2a3bc8"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3cb18dea11196fb4a06f78294cec5e61985e1aff"},{"type":"WEB","url":"https://git.kernel.org/stable/c/56483aecf6b22eb7dff6315b3a174688c6ad494c"},{"type":"WEB","url":"https://git.kernel.org/stable/c/64ca1969599857143e91aeec4440640656100803"},{"type":"WEB","url":"https://git.kernel.org/stable/c/68e8adbcaf7a8743e473343b38b9dad66e2ac6f3"},{"type":"WEB","url":"https://git.kernel.org/stable/c/6e399577bd397a517df4b938601108c63769ce0a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f96bd8adc8adde25390965a8c1ee81b73cb62075"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50252.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-50252"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"72ddef0506da852dc82f078f37ced8ef4d74a2bf"},{"fixed":"64ca1969599857143e91aeec4440640656100803"},{"fixed":"0200f0fbb11e359cc35af72ab10b2ec224e6f633"},{"fixed":"68e8adbcaf7a8743e473343b38b9dad66e2ac6f3"},{"fixed":"f96bd8adc8adde25390965a8c1ee81b73cb62075"},{"fixed":"3cb18dea11196fb4a06f78294cec5e61985e1aff"},{"fixed":"314f7092b27749bdde44c14095b5533afa2a3bc8"},{"fixed":"6e399577bd397a517df4b938601108c63769ce0a"},{"fixed":"56483aecf6b22eb7dff6315b3a174688c6ad494c"},{"fixed":"0668716506ca66f90d395f36ccdaebc3e0e84801"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"0"},{"last_affected":"5be042b1917ddf444c20f4e12856535307b37c01"},{"last_affected":"a0e26ed623a1e1460c1a191fbc0f37bddab7851a"},{"last_affected":"f4b7f93cd34a6153d454a837708fd4203990d1ae"}]}],"versions":["v4.2","v3.18.22","v4.2.1","v4.1.8","v4.1.7","v4.1.6","v4.2-rc2","v4.2-rc1","v4.2-rc8","v3.18.21","v4.2-rc4","v4.2-rc6","v4.2-rc7","v3.18.20","v4.0-rc5","v4.1.5","v4.2-rc5","v4.1.4","v4.2-rc3","v3.18.19","v4.1.3","v4.1.2","v4.1-rc2","v4.1","v3.18.18","v4.1.1","v4.1-rc1","v3.18.17","v4.1-rc8","v4.1-rc7","v4.1-rc6","v3.18.16","v3.18.15","v4.1-rc3","v4.1-rc4","v4.0","v4.1-rc5","v3.18.14","v3.18.13","v4.0-rc1","v3.18.12","v4.0-rc2","v4.0-rc7","v3.18.11","v4.0-rc3","v4.0-rc6","v4.0-rc4","v3.19","v3.18.10","v3.18.9","v3.18.8","v3.18.7","v3.19-rc7","v3.19-rc5","v3.19-rc1","v3.18.6","v3.18.5","v3.19-rc6","v3.19-rc4","v3.18.4","v3.18.3","v3.18-rc1","v3.19-rc3","v3.19-rc2","v3.18.2","v3.18.1","v3.18","v3.18-rc7","v3.18-rc6","v3.18-rc2","v3.18-rc3","v3.18-rc4","v3.18-rc5","v3.17","v3.17-rc1","v3.17-rc7","v3.17-rc2","v3.17-rc4","v3.16","v3.17-rc5","v3.17-rc6","v3.17-rc3","v3.16-rc7","v3.16-rc1","v3.16-rc3","v3.16-rc5","v3.16-rc6","v3.16-rc2","v3.16-rc4","v3.13","v3.15","v3.15-rc5","v3.15-rc8","v3.15-rc1","v3.15-rc6","v3.15-rc3","v3.15-rc7","v3.15-rc2","v3.15-rc4","v3.14","v3.14-rc4","v3.14-rc8","v3.14-rc7","v3.14-rc6","v3.14-rc1","v3.14-rc2","v3.14-rc5","v3.14-rc3","v3.13-rc6","v3.13-rc8","v3.12","v3.13-rc7","v3.13-rc1","v3.13-rc4","v3.13-rc3","v3.13-rc5","v3.13-rc2","v3.12-rc7","v3.12-rc3","v3.12-rc6","v3.12-rc1","v3.12-rc5","v3.11","v3.12-rc2","v3.12-rc4","v3.11-rc7","v3.11-rc2","v3.11-rc5","v3.11-rc1","v3.11-rc3","v3.11-rc4","v3.11-rc6","v3.10-rc2","v3.10","v3.10-rc7","v3.10-rc6","v3.10-rc1","v3.10-rc5","v3.10-rc3","v3.10-rc4","v3.9","v3.9-rc2","v3.9-rc7","v3.9-rc8","v3.9-rc3","v3.9-rc6","v3.9-rc5","v3.9-rc4","v3.9-rc1","v3.8","v3.8-rc7","v3.8-rc6","v3.8-rc5","v3.8-rc2","v3.8-rc1","v3.8-rc3","v3.8-rc4","v3.7","v3.7-rc1","v3.6","v3.7-rc6","v3.7-rc7","v3.7-rc3","v3.7-rc8","v3.7-rc2","v3.7-rc4","v3.7-rc5","v3.6-rc7","v3.6-rc1","v3.5-rc3","v3.6-rc6","v3.6-rc5","v3.5","v3.6-rc3","v3.6-rc4","v3.6-rc2","v3.4-rc4","v3.5-rc7","v3.5-rc5","v3.5-rc6","v3.5-rc2","v3.5-rc1","v3.5-rc4","v3.4","v3.4-rc2","v3.4-rc1","v3.4-rc7","v3.4-rc6","v3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