| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfbdev: omap: use threaded IRQ for LCD DMA\n\nWhen using touchscreen and framebuffer, Nokia 770 crashes easily with:\n\n BUG: scheduling while atomic: irq/144-ads7846/82/0x00010000\n Modules linked in: usb_f_ecm g_ether usb_f_rndis u_ether libcomposite configfs omap_udc ohci_omap ohci_hcd\n CPU: 0 UID: 0 PID: 82 Comm: irq/144-ads7846 Not tainted 6.12.7-770 #2\n Hardware name: Nokia 770\n Call trace:\n unwind_backtrace from show_stack+0x10/0x14\n show_stack from dump_stack_lvl+0x54/0x5c\n dump_stack_lvl from __schedule_bug+0x50/0x70\n __schedule_bug from __schedule+0x4d4/0x5bc\n __schedule from schedule+0x34/0xa0\n schedule from schedule_preempt_disabled+0xc/0x10\n schedule_preempt_disabled from __mutex_lock.constprop.0+0x218/0x3b4\n __mutex_lock.constprop.0 from clk_prepare_lock+0x38/0xe4\n clk_prepare_lock from clk_set_rate+0x18/0x154\n clk_set_rate from sossi_read_data+0x4c/0x168\n sossi_read_data from hwa742_read_reg+0x5c/0x8c\n hwa742_read_reg from send_frame_handler+0xfc/0x300\n send_frame_handler from process_pending_requests+0x74/0xd0\n process_pending_requests from lcd_dma_irq_handler+0x50/0x74\n lcd_dma_irq_handler from __handle_irq_event_percpu+0x44/0x130\n __handle_irq_event_percpu from handle_irq_event+0x28/0x68\n handle_irq_event from handle_level_irq+0x9c/0x170\n handle_level_irq from generic_handle_domain_irq+0x2c/0x3c\n generic_handle_domain_irq from omap1_handle_irq+0x40/0x8c\n omap1_handle_irq from generic_handle_arch_irq+0x28/0x3c\n generic_handle_arch_irq from call_with_stack+0x1c/0x24\n call_with_stack from __irq_svc+0x94/0xa8\n Exception stack(0xc5255da0 to 0xc5255de8)\n 5da0: 00000001 c22fc620 00000000 00000000 c08384a8 c106fc00 00000000 c240c248\n 5dc0: c113a600 c3f6ec30 00000001 00000000 c22fc620 c5255df0 c22fc620 c0279a94\n 5de0: 60000013 ffffffff\n __irq_svc from clk_prepare_lock+0x4c/0xe4\n clk_prepare_lock from clk_get_rate+0x10/0x74\n clk_get_rate from uwire_setup_transfer+0x40/0x180\n uwire_setup_transfer from spi_bitbang_transfer_one+0x2c/0x9c\n spi_bitbang_transfer_one from spi_transfer_one_message+0x2d0/0x664\n spi_transfer_one_message from __spi_pump_transfer_message+0x29c/0x498\n __spi_pump_transfer_message from __spi_sync+0x1f8/0x2e8\n __spi_sync from spi_sync+0x24/0x40\n spi_sync from ads7846_halfd_read_state+0x5c/0x1c0\n ads7846_halfd_read_state from ads7846_irq+0x58/0x348\n ads7846_irq from irq_thread_fn+0x1c/0x78\n irq_thread_fn from irq_thread+0x120/0x228\n irq_thread from kthread+0xc8/0xe8\n kthread from ret_from_fork+0x14/0x28\n\nAs a quick fix, switch to a threaded IRQ which provides a stable system." |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/video/fbdev/omap/lcd_dma.c" |
| ], |
| "versions": [ |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "7bbbd311dd503653a2cc86d9226740883051dc92", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "fb6a5edb60921887d7d10619fcdcbee9759552cb", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "aa8e22cbedeb626f2a6bda0aea362353d627cd0a", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "8392ea100f0b86c234c739c6662f39f0ccc0cefd", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "e4b6b665df815b4841e71b72f06446884e8aad40", |
| "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/video/fbdev/omap/lcd_dma.c" |
| ], |
| "versions": [ |
| { |
| "version": "6.1.129", |
| "lessThanOrEqual": "6.1.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.6.79", |
| "lessThanOrEqual": "6.6.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.12.16", |
| "lessThanOrEqual": "6.12.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.13.4", |
| "lessThanOrEqual": "6.13.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.14", |
| "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:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "6.1.129" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "6.6.79" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "6.12.16" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "6.13.4" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "6.14" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/7bbbd311dd503653a2cc86d9226740883051dc92" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/fb6a5edb60921887d7d10619fcdcbee9759552cb" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/aa8e22cbedeb626f2a6bda0aea362353d627cd0a" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/8392ea100f0b86c234c739c6662f39f0ccc0cefd" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/e4b6b665df815b4841e71b72f06446884e8aad40" |
| } |
| ], |
| "title": "fbdev: omap: use threaded IRQ for LCD DMA", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2025-21821", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
