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CVE-2024-42248— tty: serial: ma35d1: Add a NULL check for of_node

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel 存在安全漏洞，该漏洞源于 tty:serial:ma35d1 模块在 serial 节点缺失时，pdev->dev.of_node可能是空，需要添加针对空的检查以返回错误。

AI Predicted 5.3 Difficulty: Trivial EPSS 0.21% · P11

Possible ATT&CK Techniques 1 AI

T1564 · Hide Artifacts

Affected Version Matrix 8

VendorProduct Version RangeStatus
Linux Linux 930cbf92db0184e327293d5e7089be0b08d46371< 23efa74cfe6eb923abb5b9bc51b2a04879013c67 affected
930cbf92db0184e327293d5e7089be0b08d46371< 0e0e15ab2d3a094a38525d23c03d78ec7d14a40e affected
930cbf92db0184e327293d5e7089be0b08d46371< acd09ac253b5de8fd79fc61a482ee19154914c7a affected
6.5 affected
< 6.5 unaffected
6.6.41≤ 6.6.* unaffected
6.9.10≤ 6.9.* unaffected
6.10≤ * unaffected
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I. Basic Information for CVE-2024-42248

Vulnerability Information
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Vulnerability Title
tty: serial: ma35d1: Add a NULL check for of_node
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: tty: serial: ma35d1: Add a NULL check for of_node The pdev->dev.of_node can be NULL if the "serial" node is absent. Add a NULL check to return an error in such cases.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel 存在安全漏洞，该漏洞源于 tty:serial:ma35d1 模块在 serial 节点缺失时，pdev->dev.of_node可能是空，需要添加针对空的检查以返回错误。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linux Linux 930cbf92db0184e327293d5e7089be0b08d46371 ~ 23efa74cfe6eb923abb5b9bc51b2a04879013c67 -
Linux Linux 6.5 -

II. Public POCs for CVE-2024-42248

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III. Intelligence Information for CVE-2024-42248

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Patches & Fixes for CVE-2024-42248 (2)

Same Patch Batch · Linux · 2024-08-07 · 19 CVEs total

CVE-2024-42232 9.8 CRITICAL libceph: fix race between delayed_work() and ceph_monc_stop()
CVE-2024-42249 7.8 HIGH spi: don't unoptimize message in spi_async()
CVE-2024-42234 7.8 HIGH mm: fix crashes from deferred split racing folio migration
CVE-2024-42233 7.8 HIGH filemap: replace pte_offset_map() with pte_offset_map_nolock()
CVE-2024-42235 7.8 HIGH s390/mm: Add NULL pointer check to crst_table_free() base_crst_free()
CVE-2024-42236 7.8 HIGH usb: gadget: configfs: Prevent OOB read/write in usb_string_copy()
CVE-2024-42250 7.8 HIGH cachefiles: add missing lock protection when polling
CVE-2024-42247 7.5 HIGH wireguard: allowedips: avoid unaligned 64-bit memory accesses
CVE-2024-42244 USB: serial: mos7840: fix crash on resume
CVE-2024-42241 mm/shmem: disable PMD-sized page cache if needed
CVE-2024-42242 mmc: sdhci: Fix max_seg_size for 64KiB PAGE_SIZE
CVE-2024-42240 x86/bhi: Avoid warning in #DB handler due to BHI mitigation
CVE-2024-42239 bpf: Fail bpf_timer_cancel when callback is being cancelled
CVE-2024-42238 firmware: cs_dsp: Return error if block header overflows file
CVE-2024-42237 firmware: cs_dsp: Validate payload length before processing block
CVE-2024-42243 mm/filemap: make MAX_PAGECACHE_ORDER acceptable to xarray
CVE-2024-42245 Revert "sched/fair: Make sure to try to detach at least one movable task"
CVE-2024-42246 net, sunrpc: Remap EPERM in case of connection failure in xs_tcp_setup_socket

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-42248

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