Microsoft · ceph: fix num_ops off-by-one when crypto allocation fails
Affects MicrosoftSource GCVE Database
Not known to be exploited · fixed in f65a96fe2467a9b184c6ae963d95a260a202c98e : patch Microsoft soon.
Data as of 30 Oct 2026, 11:52 UTC
Rated by Threat Radar · No CVSS score from NVD or the CNA
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 1% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in f65a96fe2467a9b184c6ae963d95a260a202c98e, ba12c1e578890f6337a415b7dedf476c6d455105, a0d9555bf9eaeba34fe6b6bb86f442fe08ba3842 +2
Exploitation evidence
Disclosed: evidence found.
CVE published 27 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.
What to do
Upgrade to a fixed release listed under Affected software.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in– |
Description
CVE-2026-46066 is a vulnerability related to an off-by-one error in the Ceph component when a cryptographic allocation fails. The provided description does not include detailed technical information or exploitation scenarios. There is no CVSS score available, and no known exploits in the wild have been reported. The vulnerability affects Microsoft products including Azure Linux 3.0.