{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-23197", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-01-13T15:37:45.985Z", "datePublished": "2026-02-14T16:27:22.919Z", "dateUpdated": "2026-02-14T16:27:22.919Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-02-14T16:27:22.919Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ni2c: imx: preserve error state in block data length handler\n\nWhen a block read returns an invalid length, zero or >I2C_SMBUS_BLOCK_MAX,\nthe length handler sets the state to IMX_I2C_STATE_FAILED. However,\ni2c_imx_master_isr() unconditionally overwrites this with\nIMX_I2C_STATE_READ_CONTINUE, causing an endless read loop that overruns\nbuffers and crashes the system.\n\nGuard the state transition to preserve error states set by the length\nhandler."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/i2c/busses/i2c-imx.c"], "versions": [{"version": "5f5c2d4579ca6836f5604cca979debd68ecfe23f", "lessThan": "3f9b508b3eecc00a243edf320bd83834d6a9b482", "status": "affected", "versionType": "git"}, {"version": "5f5c2d4579ca6836f5604cca979debd68ecfe23f", "lessThan": "b126097b0327437048bd045a0e4d273dea2910dd", "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/i2c/busses/i2c-imx.c"], "versions": [{"version": "6.13", "status": "affected"}, {"version": "0", "lessThan": "6.13", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.10", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19", "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": "6.13", "versionEndExcluding": "6.18.10"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.13", "versionEndExcluding": "6.19"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/3f9b508b3eecc00a243edf320bd83834d6a9b482"}, {"url": "https://git.kernel.org/stable/c/b126097b0327437048bd045a0e4d273dea2910dd"}], "title": "i2c: imx: preserve error state in block data length handler", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ni2c: imx: preserve error state in block data length handler\n\nWhen a block read returns an invalid length, zero or >I2C_SMBUS_BLOCK_MAX,\nthe length handler sets the state to IMX_I2C_STATE_FAILED. However,\ni2c_imx_master_isr() unconditionally overwrites this with\nIMX_I2C_STATE_READ_CONTINUE, causing an endless read loop that overruns\nbuffers and crashes the system.\n\nGuard the state transition to preserve error states set by the length\nhandler."}, {"lang": "es", "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\ni2c: imx: preservar el estado de error en el manejador de longitud de datos de bloque\n\nCuando una lectura de bloque devuelve una longitud no v\u00e1lida, cero o >I2C_SMBUS_BLOCK_MAX, el manejador de longitud establece el estado a IMX_I2C_STATE_FAILED. Sin embargo, i2c_imx_master_isr() sobrescribe incondicionalmente esto con IMX_I2C_STATE_READ_CONTINUE, causando un bucle de lectura infinito que desborda los b\u00faferes y bloquea el sistema.\n\nProteger la transici\u00f3n de estado para preservar los estados de error establecidos por el manejador de longitud."}], "id": "CVE-2026-23197", "lastModified": "2026-02-18T17:52:22.253", "metrics": {}, "published": "2026-02-14T17:15:57.540", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3f9b508b3eecc00a243edf320bd83834d6a9b482"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b126097b0327437048bd045a0e4d273dea2910dd"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: i2c: imx: preserve error state in block data length handler", "id": "2439896", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2439896"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\ni2c: imx: preserve error state in block data length handler\nWhen a block read returns an invalid length, zero or >I2C_SMBUS_BLOCK_MAX,\nthe length handler sets the state to IMX_I2C_STATE_FAILED. However,\ni2c_imx_master_isr() unconditionally overwrites this with\nIMX_I2C_STATE_READ_CONTINUE, causing an endless read loop that overruns\nbuffers and crashes the system.\nGuard the state transition to preserve error states set by the length\nhandler."], "name": "CVE-2026-23197", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "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": "2026-02-14T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-23197\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-23197\nhttps://lore.kernel.org/linux-cve-announce/2026021435-CVE-2026-23197-59da@gregkh/T"], "threat_severity": "Moderate"}