{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2022-49794", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-05-01T14:05:17.224Z", "datePublished": "2025-05-01T14:09:25.124Z", "dateUpdated": "2025-05-04T08:45:30.350Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T08:45:30.350Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niio: adc: at91_adc: fix possible memory leak in at91_adc_allocate_trigger()\n\nIf iio_trigger_register() returns error, it should call iio_trigger_free()\nto give up the reference that hold in iio_trigger_alloc(), so that it can\ncall iio_trig_release() to free memory when the refcount hit to 0."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": 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"status": "unaffected", "versionType": "semver"}, {"version": "5.4.225", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.156", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.80", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.0.10", "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": "3.5", "versionEndExcluding": "4.9.334"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "4.14.300"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "4.19.267"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "5.4.225"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "5.10.156"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "5.15.80"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "6.0.10"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "6.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/c3ce73f60599a483dca7becd4112508833a40ef9"}, {"url": "https://git.kernel.org/stable/c/a0d98ae5a62a7bbad8fcf9fa22e0a1274197bbc4"}, {"url": "https://git.kernel.org/stable/c/2b29a7f2d52fb5281b30cf61c947d88bab18a29b"}, {"url": "https://git.kernel.org/stable/c/7b75515728b628a9a7540f201efdeb8ca7299385"}, {"url": "https://git.kernel.org/stable/c/85d2a8b287a89853c0dcfc5a97b5e9d36376fe37"}, {"url": "https://git.kernel.org/stable/c/1bf8c0aff8fb5c4edf3ba6728e6bedbd610d7f4b"}, {"url": "https://git.kernel.org/stable/c/c27a3b6ba23350708cf5ab9962337447b51eb76d"}, {"url": "https://git.kernel.org/stable/c/65f20301607d07ee279b0804d11a05a62a6c1a1c"}], "title": "iio: adc: at91_adc: fix possible memory leak in at91_adc_allocate_trigger()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niio: adc: at91_adc: fix possible memory leak in at91_adc_allocate_trigger()\n\nIf iio_trigger_register() returns error, it should call iio_trigger_free()\nto give up the reference that hold in iio_trigger_alloc(), so that it can\ncall iio_trig_release() to free memory when the refcount hit to 0."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: iio: adc: at91_adc: corrige posible p\u00e9rdida de memoria en at91_adc_allocate_trigger() Si iio_trigger_register() devuelve un error, debe llamar a iio_trigger_free() para renunciar a la referencia contenida en iio_trigger_alloc(), de modo que pueda llamar a iio_trig_release() para liberar memoria cuando el recuento de referencias llegue a 0."}], "id": "CVE-2022-49794", "lastModified": "2025-05-02T13:53:20.943", "metrics": {}, "published": "2025-05-01T15:16:02.673", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/1bf8c0aff8fb5c4edf3ba6728e6bedbd610d7f4b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2b29a7f2d52fb5281b30cf61c947d88bab18a29b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/65f20301607d07ee279b0804d11a05a62a6c1a1c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/7b75515728b628a9a7540f201efdeb8ca7299385"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/85d2a8b287a89853c0dcfc5a97b5e9d36376fe37"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a0d98ae5a62a7bbad8fcf9fa22e0a1274197bbc4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c27a3b6ba23350708cf5ab9962337447b51eb76d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c3ce73f60599a483dca7becd4112508833a40ef9"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: iio: adc: at91_adc: fix possible memory leak in at91_adc_allocate_trigger()", "id": "2363395", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2363395"}, "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:\niio: adc: at91_adc: fix possible memory leak in at91_adc_allocate_trigger()\nIf iio_trigger_register() returns error, it should call iio_trigger_free()\nto give up the reference that hold in iio_trigger_alloc(), so that it can\ncall iio_trig_release() to free memory when the refcount hit to 0."], "name": "CVE-2022-49794", "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": "2025-05-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-49794\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49794\nhttps://lore.kernel.org/linux-cve-announce/2025050123-CVE-2022-49794-3f00@gregkh/T"], "threat_severity": "Moderate"}