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CVE-2025-38138— dmaengine: ti: Add NULL check in udma_probe()

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udma驱动未检查kasprintf返回值，可能导致空指针取消引用。

AI Predicted 5.5 Difficulty: Easy EPSS 0.20% · P10

Affected Version Matrix 16

VendorProduct Version RangeStatus
Linux Linux 25dcb5dd7b7ce5587c1df18f584ff78f51a68a94< ec1ea394c40523835bbedd8fc4934b77b461b6fe affected
25dcb5dd7b7ce5587c1df18f584ff78f51a68a94< 9f133e04c62246353b8b1f0a679535c65161ebcf affected
25dcb5dd7b7ce5587c1df18f584ff78f51a68a94< d61d5ba5bd5b0e39e30b34dcd92946e084bca0d0 affected
25dcb5dd7b7ce5587c1df18f584ff78f51a68a94< b79e10050d9d1e200541d25751dd5cb8ec58483c affected
25dcb5dd7b7ce5587c1df18f584ff78f51a68a94< bc6ddff79835f71310a21645d8fcf08ec473e969 affected
25dcb5dd7b7ce5587c1df18f584ff78f51a68a94< 643db430f4cbd91dd2b63c49d62d0abb6debc13b affected
25dcb5dd7b7ce5587c1df18f584ff78f51a68a94< fd447415e74bccd7362f760d4ea727f8e1ebfe91 affected
5.6 affected
… +8 more rows
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I. Basic Information for CVE-2025-38138

Vulnerability Information
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Vulnerability Title
dmaengine: ti: Add NULL check in udma_probe()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: Add NULL check in udma_probe() devm_kasprintf() returns NULL when memory allocation fails. Currently, udma_probe() does not check for this case, which results in a NULL pointer dereference. Add NULL check after devm_kasprintf() to prevent this issue.
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udma驱动未检查kasprintf返回值，可能导致空指针取消引用。
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 25dcb5dd7b7ce5587c1df18f584ff78f51a68a94 ~ ec1ea394c40523835bbedd8fc4934b77b461b6fe -
Linux Linux 5.6 -

II. Public POCs for CVE-2025-38138

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III. Intelligence Information for CVE-2025-38138

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Same Patch Batch · Linux · 2025-07-03 · 78 CVEs total

CVE-2025-38139 9.8 CRITICAL netfs: Fix oops in write-retry from mis-resetting the subreq iterator
CVE-2025-38123 9.8 CRITICAL net: wwan: t7xx: Fix napi rx poll issue
CVE-2025-38146 9.4 CRITICAL net: openvswitch: Fix the dead loop of MPLS parse
CVE-2025-38120 9.4 CRITICAL netfilter: nf_set_pipapo_avx2: fix initial map fill
CVE-2025-38111 7.8 HIGH net/mdiobus: Fix potential out-of-bounds read/write access
CVE-2025-38116 7.8 HIGH wifi: ath12k: fix uaf in ath12k_core_init()
CVE-2025-38108 7.8 HIGH net_sched: red: fix a race in __red_change()
CVE-2025-38102 7.8 HIGH VMCI: fix race between vmci_host_setup_notify and vmci_ctx_unset_notify
CVE-2025-38101 7.8 HIGH ring-buffer: Fix buffer locking in ring_buffer_subbuf_order_set()
CVE-2025-38098 7.8 HIGH drm/amd/display: Don't treat wb connector as physical in create_validate_stream_for_sink
CVE-2025-38097 7.8 HIGH espintcp: remove encap socket caching to avoid reference leak
CVE-2025-38095 7.8 HIGH dma-buf: insert memory barrier before updating num_fences
CVE-2025-38106 7.8 HIGH io_uring: fix use-after-free of sq->thread in __io_uring_show_fdinfo()
CVE-2025-38115 7.8 HIGH net_sched: sch_sfq: fix a potential crash on gso_skb handling
CVE-2025-38117 7.8 HIGH Bluetooth: MGMT: Protect mgmt_pending list with its own lock
CVE-2025-38118 7.8 HIGH Bluetooth: MGMT: Fix UAF on mgmt_remove_adv_monitor_complete
CVE-2025-38127 7.8 HIGH ice: fix Tx scheduler error handling in XDP callback
CVE-2025-38129 7.8 HIGH page_pool: Fix use-after-free in page_pool_recycle_in_ring
CVE-2025-38133 7.8 HIGH iio: adc: ad4851: fix ad4858 chan pointer handling
CVE-2025-38141 7.8 HIGH dm: fix dm_blk_report_zones

Showing top 20 of 78 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-38138

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