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CVE-2026-63837

In the Linux kernel, the following vulnerability has been resolved: net: ena: PHC: Check return code before setting timestamp output ena_phc_gettimex64() is setting the output parameter regardless of whether ena_com_phc_get_timestamp() succeeded or failed. When ena_com_phc_get_timestamp() returns an error, the timestamp parameter may contain uninitialized stack memory (e.g., when PHC is disabled or in blocked state) or invalid hardware values. Passing these to userspace via the PTP ioctl is b
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:86eb71c8f8eeb539a0a73148870c23935c62fa3e90d76ed81062a3ee88599165
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/net/ethernet/amazon/ena/ena_phc.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.17"},{"lessThan":"6.17","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.33","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_c…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1031a22459411351438f2a9536845a476aa48dc84ada27fe24f5c20943cb6c26 · sha256:f1fa0121c3abe061… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/ethernet/amazon/ena/ena_phc.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"bddf59818ae5102e6d82a4dae5add6df8da38fb0","status":"affected","version":"e0ea34158ee8c4f7536cd781010339ff28c0d24c","versionType":"git"},{"lessThan":"edcb049d836e175e7b3d5e0d05657104545b5e65","status":"affected","version":"e0ea34158ee8c4f7536cd781010339ff28c0d24c","versionType":"git"},{"lessThan":"24a08d7d6218d60c033015cf4870b6096446e734","status":"affected","version":"e0ea…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1031a22459411351438f2a9536845a476aa48dc84ada27fe24f5c20943cb6c26 · sha256:f1fa0121c3abe061… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/ethernet/amazon/ena/ena_phc.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.17"},{"lessThan":"6.17","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.33","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_c…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1031a22459411351438f2a9536845a476aa48dc84ada27fe24f5c20943cb6c26 · sha256:f1fa0121c3abe061… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/ethernet/amazon/ena/ena_phc.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"bddf59818ae5102e6d82a4dae5add6df8da38fb0","status":"affected","version":"e0ea34158ee8c4f7536cd781010339ff28c0d24c","versionType":"git"},{"lessThan":"edcb049d836e175e7b3d5e0d05657104545b5e65","status":"affected","version":"e0ea34158ee8c4f7536cd781010339ff28c0d24c","versionType":"git"},{"lessThan":"24a08d7d6218d60c033015cf4870b6096446e734","status":"affected","version":"e0ea…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1031a22459411351438f2a9536845a476aa48dc84ada27fe24f5c20943cb6c26 · sha256:f1fa0121c3abe061… · /containers/cna/affected/0

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/24a08d7d6218d60c033015cf4870b6096446e734"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1031a22459411351438f2a9536845a476aa48dc84ada27fe24f5c20943cb6c26 · sha256:f1fa0121c3abe061… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/bddf59818ae5102e6d82a4dae5add6df8da38fb0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1031a22459411351438f2a9536845a476aa48dc84ada27fe24f5c20943cb6c26 · sha256:f1fa0121c3abe061… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/edcb049d836e175e7b3d5e0d05657104545b5e65"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1031a22459411351438f2a9536845a476aa48dc84ada27fe24f5c20943cb6c26 · sha256:f1fa0121c3abe061… · /containers/cna/references/1

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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