| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntty: serial: fsl_lpuart: fix race on RX DMA shutdown\n\nFrom time to time DMA completion can come in the middle of DMA shutdown:\n\n<process ctx>:\t\t\t\t<IRQ>:\nlpuart32_shutdown()\n lpuart_dma_shutdown()\n del_timer_sync()\n\t\t\t\t\tlpuart_dma_rx_complete()\n\t\t\t\t\t lpuart_copy_rx_to_tty()\n\t\t\t\t\t mod_timer()\n lpuart_dma_rx_free()\n\nWhen the timer fires a bit later, sport->dma_rx_desc is NULL:\n\nUnable to handle kernel NULL pointer dereference at virtual address 0000000000000004\npc : lpuart_copy_rx_to_tty+0xcc/0x5bc\nlr : lpuart_timer_func+0x1c/0x2c\nCall trace:\n lpuart_copy_rx_to_tty\n lpuart_timer_func\n call_timer_fn\n __run_timers.part.0\n run_timer_softirq\n __do_softirq\n __irq_exit_rcu\n irq_exit\n handle_domain_irq\n gic_handle_irq\n call_on_irq_stack\n do_interrupt_handler\n ...\n\nTo fix this fold del_timer_sync() into lpuart_dma_rx_free() after\ndmaengine_terminate_sync() to make sure timer will not be re-started in\nlpuart_copy_rx_to_tty() <= lpuart_dma_rx_complete()." |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/tty/serial/fsl_lpuart.c" |
| ], |
| "versions": [ |
| { |
| "version": "4a8588a1cf867333187d9ff071e6fbdab587d194", |
| "lessThan": "19a98d56dfedafb25652bdb9cd48a4e73ceba702", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "4a8588a1cf867333187d9ff071e6fbdab587d194", |
| "lessThan": "90530e7214c8a04dcdde57502d93fa96af288c38", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "4a8588a1cf867333187d9ff071e6fbdab587d194", |
| "lessThan": "954fc9931f0aabf272b5674cf468affdd88d3a36", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "4a8588a1cf867333187d9ff071e6fbdab587d194", |
| "lessThan": "2a36b444cace9580380467fd1183bb5e85bcc80a", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "4a8588a1cf867333187d9ff071e6fbdab587d194", |
| "lessThan": "1be6f2b15f902c02e055ae0b419ca789200473c9", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "5716a781032693d0f812ed06528d98195e9df028", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "0d5cb6e8b4b62d8efd1a470615894276341d6db9", |
| "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/tty/serial/fsl_lpuart.c" |
| ], |
| "versions": [ |
| { |
| "version": "4.0", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "4.0", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.177", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.105", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1.23", |
| "lessThanOrEqual": "6.1.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.2.8", |
| "lessThanOrEqual": "6.2.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.3", |
| "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": "4.0", |
| "versionEndExcluding": "5.10.177" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.0", |
| "versionEndExcluding": "5.15.105" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.0", |
| "versionEndExcluding": "6.1.23" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.0", |
| "versionEndExcluding": "6.2.8" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.0", |
| "versionEndExcluding": "6.3" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.18.9" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.19.1" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/19a98d56dfedafb25652bdb9cd48a4e73ceba702" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/90530e7214c8a04dcdde57502d93fa96af288c38" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/954fc9931f0aabf272b5674cf468affdd88d3a36" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/2a36b444cace9580380467fd1183bb5e85bcc80a" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/1be6f2b15f902c02e055ae0b419ca789200473c9" |
| } |
| ], |
| "title": "tty: serial: fsl_lpuart: fix race on RX DMA shutdown", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2023-53094", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
