{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2022-50878", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-12-30T12:06:07.137Z", "datePublished": "2025-12-30T12:23:18.173Z", "dateUpdated": "2026-01-02T15:05:11.911Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-01-02T15:05:11.911Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngpu: lontium-lt9611: Fix NULL pointer dereference in lt9611_connector_init()\n\nA NULL check for bridge->encoder shows that it may be NULL, but it\nalready been dereferenced on all paths leading to the check.\n812\tif (!bridge->encoder) {\n\nDereference the pointer bridge->encoder.\n810\tdrm_connector_attach_encoder(&lt9611->connector, bridge->encoder);"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/gpu/drm/bridge/lontium-lt9611.c"], "versions": [{"version": "23278bf54afe180967069bdc8c0f1c7a365fc63e", "lessThan": "3959e8faf8bf6bea619e8856c736db64e6eced37", "status": "affected", "versionType": "git"}, {"version": "23278bf54afe180967069bdc8c0f1c7a365fc63e", "lessThan": "a29f7427041a943484f916157c43c46d3bbf25d4", "status": "affected", "versionType": "git"}, {"version": "23278bf54afe180967069bdc8c0f1c7a365fc63e", "lessThan": "b2e4323e0020213f44dca6ffc815d66aef39f6f6", "status": "affected", "versionType": "git"}, {"version": "23278bf54afe180967069bdc8c0f1c7a365fc63e", "lessThan": "912f84e15e94ab87f5a7156aa1870090373d8304", "status": "affected", "versionType": "git"}, {"version": "23278bf54afe180967069bdc8c0f1c7a365fc63e", "lessThan": "ef8886f321c5dab8124b9153d25afa2a71d05323", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/gpu/drm/bridge/lontium-lt9611.c"], "versions": [{"version": "5.10", "status": "affected"}, {"version": "0", "lessThan": "5.10", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.150", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.75", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.19.17", "lessThanOrEqual": "5.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.0.3", "lessThanOrEqual": "6.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1", "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": "5.10", "versionEndExcluding": "5.10.150"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "5.15.75"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "5.19.17"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "6.0.3"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "6.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/3959e8faf8bf6bea619e8856c736db64e6eced37"}, {"url": "https://git.kernel.org/stable/c/a29f7427041a943484f916157c43c46d3bbf25d4"}, {"url": "https://git.kernel.org/stable/c/b2e4323e0020213f44dca6ffc815d66aef39f6f6"}, {"url": "https://git.kernel.org/stable/c/912f84e15e94ab87f5a7156aa1870090373d8304"}, {"url": "https://git.kernel.org/stable/c/ef8886f321c5dab8124b9153d25afa2a71d05323"}], "title": "gpu: lontium-lt9611: Fix NULL pointer dereference in lt9611_connector_init()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngpu: lontium-lt9611: Fix NULL pointer dereference in lt9611_connector_init()\n\nA NULL check for bridge->encoder shows that it may be NULL, but it\nalready been dereferenced on all paths leading to the check.\n812\tif (!bridge->encoder) {\n\nDereference the pointer bridge->encoder.\n810\tdrm_connector_attach_encoder(&lt9611->connector, bridge->encoder);"}], "id": "CVE-2022-50878", "lastModified": "2025-12-31T20:43:05.160", "metrics": {}, "published": "2025-12-30T13:16:02.843", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3959e8faf8bf6bea619e8856c736db64e6eced37"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/912f84e15e94ab87f5a7156aa1870090373d8304"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a29f7427041a943484f916157c43c46d3bbf25d4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b2e4323e0020213f44dca6ffc815d66aef39f6f6"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/ef8886f321c5dab8124b9153d25afa2a71d05323"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: gpu: lontium-lt9611: Fix NULL pointer dereference in lt9611_connector_init()", "id": "2426019", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2426019"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\ngpu: lontium-lt9611: Fix NULL pointer dereference in lt9611_connector_init()\nA NULL check for bridge->encoder shows that it may be NULL, but it\nalready been dereferenced on all paths leading to the check.\n812if (!bridge->encoder) {\nDereference the pointer bridge->encoder.\n810drm_connector_attach_encoder(&lt9611->connector, bridge->encoder);"], "name": "CVE-2022-50878", "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": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "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-2022-50878\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-50878\nhttps://lore.kernel.org/linux-cve-announce/2025123024-CVE-2022-50878-2067@gregkh/T"], "threat_severity": "Low"}