{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2022-49490", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-02-26T02:08:31.585Z", "datePublished": "2025-02-26T02:13:27.529Z", "dateUpdated": "2025-05-04T08:39:01.705Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T08:39:01.705Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm/mdp5: Return error code in mdp5_pipe_release when deadlock is detected\n\nmdp5_get_global_state runs the risk of hitting a -EDEADLK when acquiring\nthe modeset lock, but currently mdp5_pipe_release doesn't check for if\nan error is returned. 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Because of this, there is a possibility of\nmdp5_pipe_release hitting a NULL dereference error.\n\nTo avoid this, let's have mdp5_pipe_release check if\nmdp5_get_global_state returns an error and propogate that error.\n\nChanges since v1:\n- Separated declaration and initialization of *new_state to avoid\n compiler warning\n- Fixed some spelling mistakes in commit message\n\nChanges since v2:\n- Return 0 in case where hwpipe is NULL as this is considered normal\n behavior\n- Added 2nd patch in series to fix a similar NULL dereference issue in\n mdp5_mixer_release\n\nPatchwork: https://patchwork.freedesktop.org/patch/485179/"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/msm/mdp5: Devuelve un c\u00f3digo de error en mdp5_pipe_release cuando se detecta un bloqueo mdp5_get_global_state corre el riesgo de alcanzar un -EDEADLK al adquirir el bloqueo modeset, pero actualmente mdp5_pipe_release no verifica si se devuelve un error. Debido a esto, existe la posibilidad de que mdp5_pipe_release alcance un error de desreferencia NULL. Para evitar esto, hagamos que mdp5_pipe_release verifique si mdp5_get_global_state devuelve un error y propague ese error. 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{"bugzilla": {"description": "kernel: drm/msm/mdp5: Return error code in mdp5_pipe_release when deadlock is detected", "id": "2348145", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2348145"}, "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:\ndrm/msm/mdp5: Return error code in mdp5_pipe_release when deadlock is detected\nmdp5_get_global_state runs the risk of hitting a -EDEADLK when acquiring\nthe modeset lock, but currently mdp5_pipe_release doesn't check for if\nan error is returned. Because of this, there is a possibility of\nmdp5_pipe_release hitting a NULL dereference error.\nTo avoid this, let's have mdp5_pipe_release check if\nmdp5_get_global_state returns an error and propogate that error.\nChanges since v1:\n- Separated declaration and initialization of *new_state to avoid\ncompiler warning\n- Fixed some spelling mistakes in commit message\nChanges since v2:\n- Return 0 in case where hwpipe is NULL as this is considered normal\nbehavior\n- Added 2nd patch in series to fix a similar NULL dereference issue in\nmdp5_mixer_release\nPatchwork: https://patchwork.freedesktop.org/patch/485179/"], "name": "CVE-2022-49490", "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": "2025-02-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-49490\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49490\nhttps://lore.kernel.org/linux-cve-announce/2025022606-CVE-2022-49490-e38c@gregkh/T"], "threat_severity": "Moderate"}

{"created": "2025-07-13T21:07:54.061049+00:00", "updated": "2025-07-13T21:07:54.061103+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}