dmaengine: ti: edma: Fix memory allocation size for queue_priority_map
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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| Linux | Linux | affected |
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No data.
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| Linux | Linux Kernel | — |
| Source | ID | Title |
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Debian DLA |
DLA-4328-1 | linux-6.1 security update |
Debian DLA |
DLA-4404-1 | linux security update |
EUVD |
EUVD-2025-30858 | In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: edma: Fix memory allocation size for queue_priority_map Fix a critical memory allocation bug in edma_setup_from_hw() where queue_priority_map was allocated with insufficient memory. The code declared queue_priority_map as s8 (*)[2] (pointer to array of 2 s8), but allocated memory using sizeof(s8) instead of the correct size. This caused out-of-bounds memory writes when accessing: queue_priority_map[i][0] = i; queue_priority_map[i][1] = i; The bug manifested as kernel crashes with "Oops - undefined instruction" on ARM platforms (BeagleBoard-X15) during EDMA driver probe, as the memory corruption triggered kernel hardening features on Clang. Change the allocation to use sizeof(*queue_priority_map) which automatically gets the correct size for the 2D array structure. |
Ubuntu USN |
USN-8033-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-8033-2 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-8033-3 | Linux kernel (FIPS) vulnerabilities |
Ubuntu USN |
USN-8034-1 | Linux kernel (NVIDIA Tegra) vulnerabilities |
Ubuntu USN |
USN-8033-4 | Linux kernel (AWS) vulnerabilities |
Ubuntu USN |
USN-8033-5 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-8034-2 | Linux kernel (NVIDIA Tegra IGX) vulnerabilities |
Ubuntu USN |
USN-8033-6 | Linux kernel (NVIDIA) vulnerabilities |
Ubuntu USN |
USN-8033-7 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-8033-8 | Linux kernel (Intel IoTG) vulnerabilities |
Ubuntu USN |
USN-8095-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-8095-2 | Linux kernel (FIPS) vulnerabilities |
Ubuntu USN |
USN-8100-1 | Linux kernel (NVIDIA) vulnerabilities |
Ubuntu USN |
USN-8095-3 | Linux kernel (Real-time) vulnerabilities |
Ubuntu USN |
USN-8095-4 | Linux kernel (AWS) vulnerabilities |
Ubuntu USN |
USN-8125-1 | Linux kernel (Azure) vulnerabilities |
Ubuntu USN |
USN-8126-1 | Linux kernel (Azure) vulnerabilities |
Ubuntu USN |
USN-8095-5 | Linux kernel (Raspberry Pi) vulnerabilities |
Ubuntu USN |
USN-8141-1 | Linux kernel (Raspberry Pi) vulnerabilities |
Ubuntu USN |
USN-8163-1 | Linux kernel (Azure FIPS) vulnerabilities |
Ubuntu USN |
USN-8165-1 | Linux kernel (Azure FIPS) vulnerabilities |
Ubuntu USN |
USN-8163-2 | Linux kernel (Azure) vulnerabilities |
Ubuntu USN |
USN-8243-1 | Linux kernel (Azure) vulnerabilities |
Ubuntu USN |
USN-8261-1 | Linux kernel (Xilinx) vulnerabilities |
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.164% probability within 30 days)
Key SSVC decision points have not yet been added.
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cvssV3_1
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cvssV3_1
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| First Time appeared |
Debian
Debian debian Linux |
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| Weaknesses | CWE-125 | |
| CPEs | cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.17:rc1:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.17:rc2:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.17:rc3:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.17:rc4:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.17:rc5:*:*:*:*:*:* |
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| Vendors & Products |
Debian
Debian debian Linux |
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| Metrics |
cvssV3_1
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cvssV3_1
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| Metrics |
threat_severity
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cvssV3_1
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| First Time appeared |
Linux
Linux linux Kernel |
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| Vendors & Products |
Linux
Linux linux Kernel |
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| Description | In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: edma: Fix memory allocation size for queue_priority_map Fix a critical memory allocation bug in edma_setup_from_hw() where queue_priority_map was allocated with insufficient memory. The code declared queue_priority_map as s8 (*)[2] (pointer to array of 2 s8), but allocated memory using sizeof(s8) instead of the correct size. This caused out-of-bounds memory writes when accessing: queue_priority_map[i][0] = i; queue_priority_map[i][1] = i; The bug manifested as kernel crashes with "Oops - undefined instruction" on ARM platforms (BeagleBoard-X15) during EDMA driver probe, as the memory corruption triggered kernel hardening features on Clang. Change the allocation to use sizeof(*queue_priority_map) which automatically gets the correct size for the 2D array structure. | |
| Title | dmaengine: ti: edma: Fix memory allocation size for queue_priority_map | |
| References |
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Out-of-bounds Read