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CVE-2026-45853

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Use kvfree instead of kfree in amdgpu_gmc_get_nps_memranges() amdgpu_discovery_get_nps_info() internally allocates memory for ranges using kvcalloc(), which may use vmalloc() for large allocation. Using kfree() to release vmalloc memory will lead to a memory corruption. Use kvfree() to safely handle both kmalloc and vmalloc allocations. Compile tested only. Issue found using a prototype static analysis tool and c
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:85fbd937e3ad5c587c5a8309ed0fbdc238ff8e13b07dc293f8cfd581ad931df2
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":"affected","product":"Linux","programFiles":["drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.11"},{"lessThan":"6.11","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.75","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.14","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.4","versionType":"se…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:2fe5723b78f15a97cfe5e3f9ba5fb3b32824ffce5c01c72b2bae330150cae976 · sha256:267f47a70e7f48d9… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"16e7e7ad8cdc6b4c4af7f31e262f1494c1b2a55e","status":"affected","version":"b194d21b9bcc15b50df1bc3ff7428e51c2918a6f","versionType":"git"},{"lessThan":"9ae85b0c1909b6c6bfd2636b04cdaf7f520bf2b5","status":"affected","version":"b194d21b9bcc15b50df1bc3ff7428e51c2918a6f","versionType":"git"},{"lessThan":"f441538893eba6347b983f2904819ca6c99da65e","status":"affected","version":"b194d2…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:2fe5723b78f15a97cfe5e3f9ba5fb3b32824ffce5c01c72b2bae330150cae976 · sha256:267f47a70e7f48d9… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.11"},{"lessThan":"6.11","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.75","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.14","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.4","versionType":"se…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:2fe5723b78f15a97cfe5e3f9ba5fb3b32824ffce5c01c72b2bae330150cae976 · sha256:267f47a70e7f48d9… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"16e7e7ad8cdc6b4c4af7f31e262f1494c1b2a55e","status":"affected","version":"b194d21b9bcc15b50df1bc3ff7428e51c2918a6f","versionType":"git"},{"lessThan":"9ae85b0c1909b6c6bfd2636b04cdaf7f520bf2b5","status":"affected","version":"b194d21b9bcc15b50df1bc3ff7428e51c2918a6f","versionType":"git"},{"lessThan":"f441538893eba6347b983f2904819ca6c99da65e","status":"affected","version":"b194d2…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:2fe5723b78f15a97cfe5e3f9ba5fb3b32824ffce5c01c72b2bae330150cae976 · sha256:267f47a70e7f48d9… · /containers/cna/affected/0

Source references

4 source assertions
{"url":"https://git.kernel.org/stable/c/0c44d61945c4a80775292d96460aa2f22e62f86c"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2fe5723b78f15a97cfe5e3f9ba5fb3b32824ffce5c01c72b2bae330150cae976 · sha256:267f47a70e7f48d9… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/16e7e7ad8cdc6b4c4af7f31e262f1494c1b2a55e"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2fe5723b78f15a97cfe5e3f9ba5fb3b32824ffce5c01c72b2bae330150cae976 · sha256:267f47a70e7f48d9… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/9ae85b0c1909b6c6bfd2636b04cdaf7f520bf2b5"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2fe5723b78f15a97cfe5e3f9ba5fb3b32824ffce5c01c72b2bae330150cae976 · sha256:267f47a70e7f48d9… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/f441538893eba6347b983f2904819ca6c99da65e"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2fe5723b78f15a97cfe5e3f9ba5fb3b32824ffce5c01c72b2bae330150cae976 · sha256:267f47a70e7f48d9… · /containers/cna/references/2

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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