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CVE-2026-64104

In the Linux kernel, the following vulnerability has been resolved: virt: sev-guest: Explicitly leak pages in unknown state When set_memory_{encrypted,decrypted}() fail, the user cannot know at which point the function failed, meaning that the pages are left in an unknown state from the point of view of the caller. Since the pages may be left in an unencrypted state, they are not suitable for general use, and cannot be returned safely to the buddy allocator. Avoid the issue by never freeing t
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:282a2744fcbcd02a5af5ff950b33bfac1d1e3963de839dd94d912fdd0ec0166f
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/virt/coco/sev-guest/sev-guest.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"bee400ad4f4259c9c0758e4f1960a1eed6f6f9f0","status":"affected","version":"3e385c0d6ce88ac9916dcf84267bd5855d830748","versionType":"git"},{"lessThan":"3d0cd0065deeb054b4b29236432e851806b7cc81","status":"affected","version":"3e385c0d6ce88ac9916dcf84267bd5855d830748","versionType":"git"},{"lessThan":"fd948c3f96b18ff9ba7d3e8eae13d196593e1aaf","status":"affected","version":"3e385c…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:595b27b78bce6857d11f0edc9c5ab8ed90c7a09d20010520be890da372c499af · sha256:87ae65ee2c51aa0c… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/virt/coco/sev-guest/sev-guest.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.14"},{"lessThan":"6.14","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.34","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.11","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_com…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:595b27b78bce6857d11f0edc9c5ab8ed90c7a09d20010520be890da372c499af · sha256:87ae65ee2c51aa0c… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/virt/coco/sev-guest/sev-guest.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"bee400ad4f4259c9c0758e4f1960a1eed6f6f9f0","status":"affected","version":"3e385c0d6ce88ac9916dcf84267bd5855d830748","versionType":"git"},{"lessThan":"3d0cd0065deeb054b4b29236432e851806b7cc81","status":"affected","version":"3e385c0d6ce88ac9916dcf84267bd5855d830748","versionType":"git"},{"lessThan":"fd948c3f96b18ff9ba7d3e8eae13d196593e1aaf","status":"affected","version":"3e385c…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:595b27b78bce6857d11f0edc9c5ab8ed90c7a09d20010520be890da372c499af · sha256:87ae65ee2c51aa0c… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/virt/coco/sev-guest/sev-guest.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.14"},{"lessThan":"6.14","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.34","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.11","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_com…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:595b27b78bce6857d11f0edc9c5ab8ed90c7a09d20010520be890da372c499af · sha256:87ae65ee2c51aa0c… · /containers/cna/affected/1

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":8.7,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:595b27b78bce6857d11f0edc9c5ab8ed90c7a09d20010520be890da372c499af · sha256:87ae65ee2c51aa0c… · /containers/cna/metrics/0/cvssV3_1

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/3d0cd0065deeb054b4b29236432e851806b7cc81"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:595b27b78bce6857d11f0edc9c5ab8ed90c7a09d20010520be890da372c499af · sha256:87ae65ee2c51aa0c… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/bee400ad4f4259c9c0758e4f1960a1eed6f6f9f0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:595b27b78bce6857d11f0edc9c5ab8ed90c7a09d20010520be890da372c499af · sha256:87ae65ee2c51aa0c… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/fd948c3f96b18ff9ba7d3e8eae13d196593e1aaf"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:595b27b78bce6857d11f0edc9c5ab8ed90c7a09d20010520be890da372c499af · sha256:87ae65ee2c51aa0c… · /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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