cve-2024-35942
Vulnerability from cvelistv5
Published
2024-05-19 10:10
Modified
2024-09-11 17:33
Severity
Summary
pmdomain: imx8mp-blk-ctrl: imx8mp_blk: Add fdcc clock to hdmimix domain
References
SourceURLTags
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/697624ee8ad557ab5417f985d2c804241a7ad30d
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9d3f959b426635c4da50dfc7b1306afd84d23e7c
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b13c0d871cd878ff53d25507ca535f59ed1f6a2a
Impacted products
VendorProduct
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\npmdomain: imx8mp-blk-ctrl: imx8mp_blk: Add fdcc clock to hdmimix domain\n\nAccording to i.MX8MP RM and HDMI ADD, the fdcc clock is part of\nhdmi rx verification IP that should not enable for HDMI TX.\nBut actually if the clock is disabled before HDMI/LCDIF probe,\nLCDIF will not get pixel clock from HDMI PHY and print the error\nlogs:\n\n[CRTC:39:crtc-2] vblank wait timed out\nWARNING: CPU: 2 PID: 9 at drivers/gpu/drm/drm_atomic_helper.c:1634 drm_atomic_helper_wait_for_vblanks.part.0+0x23c/0x260\n\nAdd fdcc clock to LCDIF and HDMI TX power domains to fix the issue."
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    "dateReserved": "2024-05-17T13:50:33.132Z",
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    "nvd": "{\"cve\":{\"id\":\"CVE-2024-35942\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-19T11:15:49.890\",\"lastModified\":\"2024-05-20T13:00:04.957\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\npmdomain: imx8mp-blk-ctrl: imx8mp_blk: Add fdcc clock to hdmimix domain\\n\\nAccording to i.MX8MP RM and HDMI ADD, the fdcc clock is part of\\nhdmi rx verification IP that should not enable for HDMI TX.\\nBut actually if the clock is disabled before HDMI/LCDIF probe,\\nLCDIF will not get pixel clock from HDMI PHY and print the error\\nlogs:\\n\\n[CRTC:39:crtc-2] vblank wait timed out\\nWARNING: CPU: 2 PID: 9 at drivers/gpu/drm/drm_atomic_helper.c:1634 drm_atomic_helper_wait_for_vblanks.part.0+0x23c/0x260\\n\\nAdd fdcc clock to LCDIF and HDMI TX power domains to fix the issue.\"},{\"lang\":\"es\",\"value\":\" En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: pmdomain: imx8mp-blk-ctrl: imx8mp_blk: Agregar reloj fdcc al dominio hdmimix Seg\u00fan i.MX8MP RM y HDMI ADD, el reloj fdcc es parte de la IP de verificaci\u00f3n hdmi rx que deber\u00eda no est\u00e1 habilitado para HDMI TX. Pero, en realidad, si el reloj est\u00e1 desactivado antes de la sonda HDMI/LCDIF, LCDIF no obtendr\u00e1 el reloj de p\u00edxeles de HDMI PHY e imprimir\u00e1 los registros de errores: [CRTC:39:crtc-2] Se agot\u00f3 el tiempo de espera de vblank ADVERTENCIA: CPU: 2 PID: 9 en drivers/gpu/drm/drm_atomic_helper.c:1634 drm_atomic_helper_wait_for_vblanks.part.0+0x23c/0x260 Agregue el reloj fdcc a los dominios de alimentaci\u00f3n LCDIF y HDMI TX para solucionar el problema.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/697624ee8ad557ab5417f985d2c804241a7ad30d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/9d3f959b426635c4da50dfc7b1306afd84d23e7c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/b13c0d871cd878ff53d25507ca535f59ed1f6a2a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
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