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CVE-2026-31743

In the Linux kernel, the following vulnerability has been resolved: nvmem: zynqmp_nvmem: Fix buffer size in DMA and memcpy Buffer size used in dma allocation and memcpy is wrong. It can lead to undersized DMA buffer access and possible memory corruption. use correct buffer size in dma_alloc_coherent and memcpy.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:7993d11179e1c2370338dfaf86cf6d730d4dc93331c10f086507cd05eab1c06b
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/nvmem/zynqmp_nvmem.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"2f6e5b9964d0a63a5ba84fca2642876afb70a662","status":"affected","version":"737c0c8d07b5f671c0a33cec95965fcb2d2ea893","versionType":"git"},{"lessThan":"784ed4abded1ca4b525fa4cade8b02f8c5d2a087","status":"affected","version":"737c0c8d07b5f671c0a33cec95965fcb2d2ea893","versionType":"git"},{"lessThan":"6c01e7f11f5e5f22285d19510a9643e2506e13c3","status":"affected","version":"737c0c8d07b5f671c…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ac69c9fa609751e7cec492a2bf7e63a7f9bf469047d1d332adc1de833ea5201a · sha256:00116ce88c3b5910… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/nvmem/zynqmp_nvmem.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.9"},{"lessThan":"6.9","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.81","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.22","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.12","versionType":"semver"},{"les…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ac69c9fa609751e7cec492a2bf7e63a7f9bf469047d1d332adc1de833ea5201a · sha256:00116ce88c3b5910… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/nvmem/zynqmp_nvmem.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"2f6e5b9964d0a63a5ba84fca2642876afb70a662","status":"affected","version":"737c0c8d07b5f671c0a33cec95965fcb2d2ea893","versionType":"git"},{"lessThan":"784ed4abded1ca4b525fa4cade8b02f8c5d2a087","status":"affected","version":"737c0c8d07b5f671c0a33cec95965fcb2d2ea893","versionType":"git"},{"lessThan":"6c01e7f11f5e5f22285d19510a9643e2506e13c3","status":"affected","version":"737c0c8d07b5f671c…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ac69c9fa609751e7cec492a2bf7e63a7f9bf469047d1d332adc1de833ea5201a · sha256:00116ce88c3b5910… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/nvmem/zynqmp_nvmem.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.9"},{"lessThan":"6.9","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.81","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.22","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.12","versionType":"semver"},{"les…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ac69c9fa609751e7cec492a2bf7e63a7f9bf469047d1d332adc1de833ea5201a · sha256:00116ce88c3b5910… · /containers/cna/affected/1

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ac69c9fa609751e7cec492a2bf7e63a7f9bf469047d1d332adc1de833ea5201a · sha256:00116ce88c3b5910… · /containers/cna/metrics/0/cvssV3_1

Source references

4 source assertions
{"url":"https://git.kernel.org/stable/c/2f6e5b9964d0a63a5ba84fca2642876afb70a662"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ac69c9fa609751e7cec492a2bf7e63a7f9bf469047d1d332adc1de833ea5201a · sha256:00116ce88c3b5910… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/6c01e7f11f5e5f22285d19510a9643e2506e13c3"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ac69c9fa609751e7cec492a2bf7e63a7f9bf469047d1d332adc1de833ea5201a · sha256:00116ce88c3b5910… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/784ed4abded1ca4b525fa4cade8b02f8c5d2a087"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ac69c9fa609751e7cec492a2bf7e63a7f9bf469047d1d332adc1de833ea5201a · sha256:00116ce88c3b5910… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/f9b88613ff402aa6fe8fd020573cb95867ae947e"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ac69c9fa609751e7cec492a2bf7e63a7f9bf469047d1d332adc1de833ea5201a · sha256:00116ce88c3b5910… · /containers/cna/references/3

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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