{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2022-50837", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-12-30T12:06:07.133Z", "datePublished": "2025-12-30T12:10:57.049Z", "dateUpdated": "2026-05-11T19:26:04.353Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T19:26:04.353Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: dsa: tag_8021q: avoid leaking ctx on dsa_tag_8021q_register() error path\n\nIf dsa_tag_8021q_setup() fails, for example due to the inability of the\ndevice to install a VLAN, the tag_8021q context of the switch will leak.\nMake sure it is freed on the error path."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/dsa/tag_8021q.c"], "versions": [{"version": "328621f6131f667c5c328bb72d45442fd76efb81", "lessThan": "09f30f394e832ed09859b6a80fdd20668a9104ff", "status": "affected", "versionType": "git"}, {"version": "328621f6131f667c5c328bb72d45442fd76efb81", "lessThan": "39691d51af99f80efb9e365f94b8e0c791fa1a2f", "status": "affected", "versionType": "git"}, {"version": "328621f6131f667c5c328bb72d45442fd76efb81", "lessThan": "14ed46a13aba42a6ddd85de6f6274090df3586a5", "status": "affected", "versionType": "git"}, {"version": "328621f6131f667c5c328bb72d45442fd76efb81", "lessThan": "e095493091e850d5292ad01d8fbf5cde1d89ac53", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/dsa/tag_8021q.c"], "versions": [{"version": "5.15", "status": "affected"}, {"version": "0", "lessThan": "5.15", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.86", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.0.16", "lessThanOrEqual": "6.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.2", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.2", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.15", "versionEndExcluding": "5.15.86"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.15", "versionEndExcluding": "6.0.16"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.15", "versionEndExcluding": "6.1.2"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.15", "versionEndExcluding": "6.2"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/09f30f394e832ed09859b6a80fdd20668a9104ff"}, {"url": "https://git.kernel.org/stable/c/39691d51af99f80efb9e365f94b8e0c791fa1a2f"}, {"url": "https://git.kernel.org/stable/c/14ed46a13aba42a6ddd85de6f6274090df3586a5"}, {"url": "https://git.kernel.org/stable/c/e095493091e850d5292ad01d8fbf5cde1d89ac53"}], "title": "net: dsa: tag_8021q: avoid leaking ctx on dsa_tag_8021q_register() error path", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: dsa: tag_8021q: avoid leaking ctx on dsa_tag_8021q_register() error path\n\nIf dsa_tag_8021q_setup() fails, for example due to the inability of the\ndevice to install a VLAN, the tag_8021q context of the switch will leak.\nMake sure it is freed on the error path."}], "id": "CVE-2022-50837", "lastModified": "2026-04-15T00:35:42.020", "metrics": {}, "published": "2025-12-30T13:15:58.243", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/09f30f394e832ed09859b6a80fdd20668a9104ff"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/14ed46a13aba42a6ddd85de6f6274090df3586a5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/39691d51af99f80efb9e365f94b8e0c791fa1a2f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/e095493091e850d5292ad01d8fbf5cde1d89ac53"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Deferred"}

{"bugzilla": {"description": "kernel: net: dsa: tag_8021q: avoid leaking ctx on dsa_tag_8021q_register() error path", "id": "2426207", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2426207"}, "csaw": false, "details": ["No description is available for this CVE."], "name": "CVE-2022-50837", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-12-30T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-50837\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-50837\nhttps://lore.kernel.org/linux-cve-announce/2025123018-CVE-2022-50837-c470@gregkh/T"]}

{}