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CVE-2026-43440

In the Linux kernel, the following vulnerability has been resolved: net/mana: Null service_wq on setup error to prevent double destroy In mana_gd_setup() error path, set gc->service_wq to NULL after destroy_workqueue() to match the cleanup in mana_gd_cleanup(). This prevents a use-after-free if the workqueue pointer is checked after a failed setup.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:14a15d21e0ecea80542113895b1991940d2dc9443b559dfb270b3c2c77f258c6
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/net/ethernet/microsoft/mana/gdma_main.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"59489ce60d7412ed82fb1d8002faa3102dcd4916","status":"affected","version":"fa3c2f8d9152344a478abb847081c1b5f84a94f5","versionType":"git"},{"lessThan":"6c92392602b451e3869f15ab685f8f650e942b13","status":"affected","version":"a9a7c3203fdc4d4a8d8a7a3b1ed05d2bb4c6e77e","versionType":"git"},{"lessThan":"87c2302813abc55c46485711a678e3c312b00666","status":"affected","version"…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:dd60714646612a095255b9d00460648d21ae00d233a2e53f637d96e964f6fa8f · sha256:9b1ded720e90df3c… · /containers/cna/affected/0

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/ethernet/microsoft/mana/gdma_main.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"6.18.19","status":"affected","version":"6.18.16","versionType":"semver"},{"lessThan":"6.19.9","status":"affected","version":"6.19.6","versionType":"semver"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:dd60714646612a095255b9d00460648d21ae00d233a2e53f637d96e964f6fa8f · sha256:9b1ded720e90df3c… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/ethernet/microsoft/mana/gdma_main.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"59489ce60d7412ed82fb1d8002faa3102dcd4916","status":"affected","version":"fa3c2f8d9152344a478abb847081c1b5f84a94f5","versionType":"git"},{"lessThan":"6c92392602b451e3869f15ab685f8f650e942b13","status":"affected","version":"a9a7c3203fdc4d4a8d8a7a3b1ed05d2bb4c6e77e","versionType":"git"},{"lessThan":"87c2302813abc55c46485711a678e3c312b00666","status":"affected","version"…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:dd60714646612a095255b9d00460648d21ae00d233a2e53f637d96e964f6fa8f · sha256:9b1ded720e90df3c… · /containers/cna/affected/0
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/ethernet/microsoft/mana/gdma_main.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"6.18.19","status":"affected","version":"6.18.16","versionType":"semver"},{"lessThan":"6.19.9","status":"affected","version":"6.19.6","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:dd60714646612a095255b9d00460648d21ae00d233a2e53f637d96e964f6fa8f · sha256:9b1ded720e90df3c… · /containers/cna/affected/1

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/59489ce60d7412ed82fb1d8002faa3102dcd4916"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:dd60714646612a095255b9d00460648d21ae00d233a2e53f637d96e964f6fa8f · sha256:9b1ded720e90df3c… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/6c92392602b451e3869f15ab685f8f650e942b13"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:dd60714646612a095255b9d00460648d21ae00d233a2e53f637d96e964f6fa8f · sha256:9b1ded720e90df3c… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/87c2302813abc55c46485711a678e3c312b00666"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:dd60714646612a095255b9d00460648d21ae00d233a2e53f637d96e964f6fa8f · sha256:9b1ded720e90df3c… · /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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