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CVE-2026-31493

In the Linux kernel, the following vulnerability has been resolved: RDMA/efa: Fix use of completion ctx after free On admin queue completion handling, if the admin command completed with error we print data from the completion context. The issue is that we already freed the completion context in polling/interrupts handler which means we print data from context in an unknown state (it might be already used again). Change the admin submission flow so alloc/dealloc of the context will be symmetri
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:0e91d165f633356924ea3c872e58cfde3bc75381521143ae2cec87575be52df1
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/infiniband/hw/efa/efa_com.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.12"},{"lessThan":"5.12","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.21","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.11","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commi…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8d55a08021b2c7ec6ea293524d1ceb170dbac95e0c8d5838c1df522f470323be · sha256:14428fba97e832b8… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/infiniband/hw/efa/efa_com.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"0dd98aea1c0c45987fa2dd92f988b0eb1a72c125","status":"affected","version":"68fb9f3e312a36e49fd05ec2d6b668daf2c4931a","versionType":"git"},{"lessThan":"1cf95fe5dc5471efea947b4c6f8913da6bc7976e","status":"affected","version":"68fb9f3e312a36e49fd05ec2d6b668daf2c4931a","versionType":"git"},{"lessThan":"ef3b06742c8a201d0e83edc9a33a89a4fe3009f8","status":"affected","version":"68fb9f3e31…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8d55a08021b2c7ec6ea293524d1ceb170dbac95e0c8d5838c1df522f470323be · sha256:14428fba97e832b8… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/infiniband/hw/efa/efa_com.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.12"},{"lessThan":"5.12","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.21","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.11","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commi…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8d55a08021b2c7ec6ea293524d1ceb170dbac95e0c8d5838c1df522f470323be · sha256:14428fba97e832b8… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/infiniband/hw/efa/efa_com.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"0dd98aea1c0c45987fa2dd92f988b0eb1a72c125","status":"affected","version":"68fb9f3e312a36e49fd05ec2d6b668daf2c4931a","versionType":"git"},{"lessThan":"1cf95fe5dc5471efea947b4c6f8913da6bc7976e","status":"affected","version":"68fb9f3e312a36e49fd05ec2d6b668daf2c4931a","versionType":"git"},{"lessThan":"ef3b06742c8a201d0e83edc9a33a89a4fe3009f8","status":"affected","version":"68fb9f3e31…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8d55a08021b2c7ec6ea293524d1ceb170dbac95e0c8d5838c1df522f470323be · sha256:14428fba97e832b8… · /containers/cna/affected/0

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/0dd98aea1c0c45987fa2dd92f988b0eb1a72c125"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8d55a08021b2c7ec6ea293524d1ceb170dbac95e0c8d5838c1df522f470323be · sha256:14428fba97e832b8… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/1cf95fe5dc5471efea947b4c6f8913da6bc7976e"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8d55a08021b2c7ec6ea293524d1ceb170dbac95e0c8d5838c1df522f470323be · sha256:14428fba97e832b8… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/ef3b06742c8a201d0e83edc9a33a89a4fe3009f8"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8d55a08021b2c7ec6ea293524d1ceb170dbac95e0c8d5838c1df522f470323be · sha256:14428fba97e832b8… · /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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