Microsoft · AES-OCB IV Ignored on EVP_Cipher() Path
Affects MicrosoftSource GCVE Database
Not known to be exploited · fixed in 3.0.2-0ubuntu1.25 : update Microsoft when convenient.
Data as of 26 Oct 2026, 12:55 UTC
Rated by Threat Radar · No CVSS score from NVD or the CNA
- EPSS
- 0.7% chance of exploitation in 30 days – higher than 53% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 3.0.2-0ubuntu1.25, 3.0.2-0ubuntu1.25+Fips1, 3.0.13-0ubuntu3.11 +3
Exploitation evidence
Disclosed: evidence found.
CVE published 13 Jun 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: 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 26 Oct 2026.
What to do
Upgrade to a fixed release listed under Affected software.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Ubuntu 26.10edk2pkg:deb/ubuntu/edk2?arch=source&distro=stonkingOther threats | Affected
| Fixed in– |
Ubuntu 26.10edk2-hwepkg:deb/ubuntu/edk2-hwe?arch=source&distro=stonkingOther threats | Affected
| Fixed in– |
Ubuntu 26.04 LTSedk2pkg:deb/ubuntu/edk2?arch=source&distro=resoluteOther threats | Affected
| Fixed in– |
Ubuntu 26.04 LTSedk2-hwepkg:deb/ubuntu/edk2-hwe?arch=source&distro=resoluteOther threats | Affected
| Fixed in– |
Ubuntu 26.04 LTSopensslpkg:deb/ubuntu/openssl?arch=source&distro=resoluteOther threats | Affected
| Fixed in
|
Ubuntu 25.10edk2pkg:deb/ubuntu/edk2?arch=source&distro=questingOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
Description
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle