dmaengine: dw-edma: Add spinlock to protect DONE_INT_MASK and ABORT_INT_MASK
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Low · Low · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
In the Linux kernel, the following vulnerability has been resolved: dmaengine: dw-edma: Add spinlock to protect DONE_INT_MASK and ABORT_INT_MASK The DONE_INT_MASK and ABORT_INT_MASK registers are shared by all DMA channels, and modifying them requires a read-modify-write sequence. Because this operation is not atomic, concurrent calls to dw_edma_v0_core_start() can introduce race conditions if two channels update these registers simultaneously. Add a spinlock to serialize access to these registers and prevent race conditions. [den: update dw_edma.lock comment]
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
Remediation
- Fix · CNA Linux (Linux) Fixed in 5.10.266, 5.15.217, 6.1.178, 6.6.145, 6.12.97, 6.18.40, 7.1.5, 7.2
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 5 products
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-02 Threatist record created from CVE-2026-72148
- 2026-10-03 Alias added: GHSA-wjmg-69jj-9p9g
References
Other 8
- https://git.kernel.org/stable/c/3989b4775bc2cdbdb4ddc4b1d2420a82b40913f2
- https://git.kernel.org/stable/c/f60c7463d44fbc1585d247d0bd6976f7a1099472
- https://git.kernel.org/stable/c/2247cc25a91fb1b5b86586ed55fdd5b725a7477c
- https://git.kernel.org/stable/c/3ee0f478bb29b4ee892b178179a9a76ddd194149
- https://git.kernel.org/stable/c/21a9834f56d6249aaa6ca7c2d8c182d66c48c3e1
- https://git.kernel.org/stable/c/ddbc4a8a4fe296f1fa2e59f7d176fc7c773df640
- https://git.kernel.org/stable/c/1553ca96e9df158d8f37137cf4bf5fb0dc981d94
- https://git.kernel.org/stable/c/8ffba0171c6bbce5f093c6dba5a02c0805b31203
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Sources
- CVE-2026-72148 · CVE Program
- CVE-2026-72148 · NVD
- FIRST EPSS
- GHSA-wjmg-69jj-9p9g · GitHub Advisory Database · CC BY 4.0
- CVE-2026-72148 · Red Hat security data · CC BY 4.0
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