{"api_version":"1","generated_at":"2026-04-22T23:53:09+00:00","cve":"CVE-2022-42703","urls":{"html":"https://cve.report/CVE-2022-42703","api":"https://cve.report/api/cve/CVE-2022-42703.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-42703","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-42703"},"summary":{"title":"CVE-2022-42703","description":"mm/rmap.c in the Linux kernel before 5.19.7 has a use-after-free related to leaf anon_vma double reuse.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2022-10-09 23:15:00","updated_at":"2023-02-03 20:29:00"},"problem_types":["CWE-416"],"metrics":[],"references":[{"url":"https://bugs.chromium.org/p/project-zero/issues/detail?id=2351","name":"https://bugs.chromium.org/p/project-zero/issues/detail?id=2351","refsource":"MISC","tags":[],"title":"2351 - \n \n \n project-zero -\n \n \n Project Zero - \n \n Monorail","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://googleprojectzero.blogspot.com/2022/12/exploiting-CVE-2022-42703-bringing-back-the-stack-attack.html","name":"https://googleprojectzero.blogspot.com/2022/12/exploiting-CVE-2022-42703-bringing-back-the-stack-attack.html","refsource":"MISC","tags":[],"title":"Project Zero: Exploiting CVE-2022-42703 - Bringing back the stack attack","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2555283eb40df89945557273121e9393ef9b542b","name":"https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2555283eb40df89945557273121e9393ef9b542b","refsource":"MISC","tags":[],"title":"kernel/git/torvalds/linux.git - Linux kernel source tree","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.7","name":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.7","refsource":"MISC","tags":[],"title":"","mime":"text/plain","httpstatus":"200","archivestatus":"200"},{"url":"https://github.com/torvalds/linux/commit/2555283eb40df89945557273121e9393ef9b542b","name":"https://github.com/torvalds/linux/commit/2555283eb40df89945557273121e9393ef9b542b","refsource":"MISC","tags":[],"title":"mm/rmap: Fix anon_vma->degree ambiguity leading to double-reuse · torvalds/linux@2555283 · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-42703","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-42703","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2022","cve_id":"42703","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2022-42703","qid":"160503","title":"Oracle Enterprise Linux Security Update for kernel (ELSA-2023-1091)"},{"cve":"CVE-2022-42703","qid":"160583","title":"Oracle Enterprise Linux Security Update for kernel (ELSA-2023-2458)"},{"cve":"CVE-2022-42703","qid":"160692","title":"Oracle Enterprise Linux Security Update for kernel (ELSA-2023-2951)"},{"cve":"CVE-2022-42703","qid":"181120","title":"Debian Security Update for linux (CVE-2022-42703)"},{"cve":"CVE-2022-42703","qid":"199029","title":"Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5728-1)"},{"cve":"CVE-2022-42703","qid":"199037","title":"Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5728-2)"},{"cve":"CVE-2022-42703","qid":"199051","title":"Ubuntu Security Notification for Linux kernel (GCP) Vulnerabilities (USN-5728-3)"},{"cve":"CVE-2022-42703","qid":"199056","title":"Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5757-1)"},{"cve":"CVE-2022-42703","qid":"199057","title":"Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5755-1)"},{"cve":"CVE-2022-42703","qid":"199059","title":"Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5756-1)"},{"cve":"CVE-2022-42703","qid":"199060","title":"Ubuntu Security Notification for Linux kernel (GKE) Vulnerabilities (USN-5756-2)"},{"cve":"CVE-2022-42703","qid":"199061","title":"Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5755-2)"},{"cve":"CVE-2022-42703","qid":"199070","title":"Ubuntu Security Notification for Linux kernel (Azure) Vulnerabilities (USN-5756-3)"},{"cve":"CVE-2022-42703","qid":"199072","title":"Ubuntu Security Notification for Linux kernel (Azure) Vulnerabilities (USN-5774-1)"},{"cve":"CVE-2022-42703","qid":"199073","title":"Ubuntu Security Notification for Linux kernel (OEM) Vulnerabilities (USN-5773-1)"},{"cve":"CVE-2022-42703","qid":"199078","title":"Ubuntu Security Notification for Linux kernel (Azure) Vulnerabilities (USN-5779-1)"},{"cve":"CVE-2022-42703","qid":"199084","title":"Ubuntu Security Notification for Linux kernel (OEM) Vulnerabilities (USN-5789-1)"},{"cve":"CVE-2022-42703","qid":"199573","title":"Ubuntu Security Notification for Linux kernel Vulnerability (USN-5916-1)"},{"cve":"CVE-2022-42703","qid":"241243","title":"Red Hat Update for kernel-rt (RHSA-2023:1092)"},{"cve":"CVE-2022-42703","qid":"241249","title":"Red Hat Update for kernel (RHSA-2023:1091)"},{"cve":"CVE-2022-42703","qid":"241417","title":"Red Hat Update for kernel security (RHSA-2023:2458)"},{"cve":"CVE-2022-42703","qid":"241468","title":"Red Hat Update for kernel-rt (RHSA-2023:2148)"},{"cve":"CVE-2022-42703","qid":"241504","title":"Red Hat Update for kernel security (RHSA-2023:2951)"},{"cve":"CVE-2022-42703","qid":"241527","title":"Red Hat Update for kernel-rt (RHSA-2023:2736)"},{"cve":"CVE-2022-42703","qid":"241567","title":"Red Hat Update for kernel security (RHSA-2023:3388)"},{"cve":"CVE-2022-42703","qid":"241823","title":"Red Hat Update for kernel (RHSA-2023:4137)"},{"cve":"CVE-2022-42703","qid":"241830","title":"Red Hat Update for kernel-rt (RHSA-2023:4138)"},{"cve":"CVE-2022-42703","qid":"257226","title":"CentOS Security Update for kernel (CESA-2023:1091)"},{"cve":"CVE-2022-42703","qid":"378468","title":"Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX3-SA-20230042)"},{"cve":"CVE-2022-42703","qid":"378473","title":"Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX2-SA-2023:0021)"},{"cve":"CVE-2022-42703","qid":"378512","title":"Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX3-SA-2023:0042)"},{"cve":"CVE-2022-42703","qid":"610501","title":"Google Android August 2023 Security Patch Missing for Samsung"},{"cve":"CVE-2022-42703","qid":"610502","title":"Google Android August 2023 Security Patch Missing for Huawei EMUI"},{"cve":"CVE-2022-42703","qid":"610504","title":"Google Android Devices July 2023 Security Patch Missing"},{"cve":"CVE-2022-42703","qid":"672410","title":"EulerOS Security Update for kernel (EulerOS-SA-2022-2796)"},{"cve":"CVE-2022-42703","qid":"672454","title":"EulerOS Security Update for kernel (EulerOS-SA-2022-2848)"},{"cve":"CVE-2022-42703","qid":"672474","title":"EulerOS Security Update for kernel (EulerOS-SA-2022-2823)"},{"cve":"CVE-2022-42703","qid":"672495","title":"EulerOS Security Update for kernel (EulerOS-SA-2023-1012)"},{"cve":"CVE-2022-42703","qid":"672516","title":"EulerOS Security Update for kernel (EulerOS-SA-2023-1037)"},{"cve":"CVE-2022-42703","qid":"672532","title":"EulerOS Security Update for kernel (EulerOS-SA-2023-1126)"},{"cve":"CVE-2022-42703","qid":"672564","title":"EulerOS Security Update for kernel (EulerOS-SA-2023-1102)"},{"cve":"CVE-2022-42703","qid":"672711","title":"EulerOS Security Update for kernel (EulerOS-SA-2023-1507)"},{"cve":"CVE-2022-42703","qid":"752814","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 31 for SLE 15 SP1) (SUSE-SU-2022:4112-1)"},{"cve":"CVE-2022-42703","qid":"752831","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 31 for SLE 15) (SUSE-SU-2022:4027-1)"},{"cve":"CVE-2022-42703","qid":"752839","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:3929-1)"},{"cve":"CVE-2022-42703","qid":"752850","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 1 for SLE 15 SP4) (SUSE-SU-2022:4035-1)"},{"cve":"CVE-2022-42703","qid":"752852","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 16 for SLE 15 SP3) (SUSE-SU-2022:4100-1)"},{"cve":"CVE-2022-42703","qid":"752874","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 32 for SLE 15 SP1) (SUSE-SU-2022:4024-1)"},{"cve":"CVE-2022-42703","qid":"752875","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 2 for SLE 15 SP4) (SUSE-SU-2022:4039-1)"},{"cve":"CVE-2022-42703","qid":"752880","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4053-1)"},{"cve":"CVE-2022-42703","qid":"752889","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:3897-1)"},{"cve":"CVE-2022-42703","qid":"752894","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 22 for SLE 15 SP3) (SUSE-SU-2022:4033-1)"},{"cve":"CVE-2022-42703","qid":"752902","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 30 for SLE 15) (SUSE-SU-2022:4129-1)"},{"cve":"CVE-2022-42703","qid":"752904","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 23 for SLE 15 SP3) (SUSE-SU-2022:4034-1)"},{"cve":"CVE-2022-42703","qid":"752911","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:3998-1)"},{"cve":"CVE-2022-42703","qid":"752913","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4072-1)"},{"cve":"CVE-2022-42703","qid":"752915","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 33 for SLE 15 SP1) (SUSE-SU-2022:4030-1)"},{"cve":"CVE-2022-42703","qid":"752930","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 0 for SLE 15 SP4) (SUSE-SU-2022:4113-1)"},{"cve":"CVE-2022-42703","qid":"752944","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4273-1)"},{"cve":"CVE-2022-42703","qid":"752959","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4272-1)"},{"cve":"CVE-2022-42703","qid":"753038","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4573-1)"},{"cve":"CVE-2022-42703","qid":"753039","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4574-1)"},{"cve":"CVE-2022-42703","qid":"753051","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4589-1)"},{"cve":"CVE-2022-42703","qid":"753060","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4615-1)"},{"cve":"CVE-2022-42703","qid":"753063","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4617-1)"},{"cve":"CVE-2022-42703","qid":"904169","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (11095)"},{"cve":"CVE-2022-42703","qid":"904175","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (11094)"},{"cve":"CVE-2022-42703","qid":"904375","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (11095-1)"},{"cve":"CVE-2022-42703","qid":"904400","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (11094-1)"},{"cve":"CVE-2022-42703","qid":"905923","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (11095-2)"},{"cve":"CVE-2022-42703","qid":"906488","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (11094-2)"},{"cve":"CVE-2022-42703","qid":"941023","title":"AlmaLinux Security Update for kernel (ALSA-2023:2458)"},{"cve":"CVE-2022-42703","qid":"941061","title":"AlmaLinux Security Update for kernel-rt (ALSA-2023:2148)"},{"cve":"CVE-2022-42703","qid":"941096","title":"AlmaLinux Security Update for kernel (ALSA-2023:2951)"},{"cve":"CVE-2022-42703","qid":"941114","title":"AlmaLinux Security Update for kernel-rt (ALSA-2023:2736)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2022-42703","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"mm/rmap.c in the Linux kernel before 5.19.7 has a use-after-free related to leaf anon_vma double reuse."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"url":"https://bugs.chromium.org/p/project-zero/issues/detail?id=2351","refsource":"MISC","name":"https://bugs.chromium.org/p/project-zero/issues/detail?id=2351"},{"url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.7","refsource":"MISC","name":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.7"},{"url":"https://github.com/torvalds/linux/commit/2555283eb40df89945557273121e9393ef9b542b","refsource":"MISC","name":"https://github.com/torvalds/linux/commit/2555283eb40df89945557273121e9393ef9b542b"},{"url":"https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2555283eb40df89945557273121e9393ef9b542b","refsource":"MISC","name":"https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2555283eb40df89945557273121e9393ef9b542b"},{"refsource":"MISC","name":"https://googleprojectzero.blogspot.com/2022/12/exploiting-CVE-2022-42703-bringing-back-the-stack-attack.html","url":"https://googleprojectzero.blogspot.com/2022/12/exploiting-CVE-2022-42703-bringing-back-the-stack-attack.html"}]}},"nvd":{"publishedDate":"2022-10-09 23:15:00","lastModifiedDate":"2023-02-03 20:29:00","problem_types":["CWE-416"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM"},"exploitabilityScore":1.8,"impactScore":3.6}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.19.7","cpe_name":[]}]}]}},"legacy_mitre":{"record":null,"notes":[]}}}