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CVE-2026-22795

Issue summary: An invalid or NULL pointer dereference can happen in an application processing a malformed PKCS#12 file. Impact summary: An application processing a malformed PKCS#12 file can be caused to dereference an invalid or NULL pointer on memory read, resulting in a Denial of Service. A type confusion vulnerability exists in PKCS#12 parsing code where an ASN1_TYPE union member is accessed without first validating the type, causing an invalid pointer read. The location is constrained to
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:fe233875528f3c3050c19463de05f9f8424c005801b12c26b61944c62a8c44a8
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":"unknown","product":"SIMATIC S7-1500 TM MFP - GNU/Linux subsystem","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:e570f9d75339fb0f4183d194855e3b21581bd812ca05d9d2b7d4045d8f3c2e10 · sha256:0d0cdaf67848ed68… · /containers/adp/1/affected/0

{"defaultStatus":"unaffected","product":"OpenSSL","vendor":"OpenSSL","versions":[{"lessThan":"3.6.1","status":"affected","version":"3.6.0","versionType":"semver"},{"lessThan":"3.5.5","status":"affected","version":"3.5.0","versionType":"semver"},{"lessThan":"3.4.4","status":"affected","version":"3.4.0","versionType":"semver"},{"lessThan":"3.3.6","status":"affected","version":"3.3.0","versionType":"semver"},{"lessThan":"3.0.19","status":"affected","version":"3.0.0","versionType":"semver"},{"lessThan":"1.1.1ze","status":"affected","version":"1.1.1","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:e570f9d75339fb0f4183d194855e3b21581bd812ca05d9d2b7d4045d8f3c2e10 · sha256:0d0cdaf67848ed68… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"unknown","product":"SIMATIC S7-1500 TM MFP - GNU/Linux subsystem","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:e570f9d75339fb0f4183d194855e3b21581bd812ca05d9d2b7d4045d8f3c2e10 · sha256:0d0cdaf67848ed68… · /containers/adp/1/affected/0
{"defaultStatus":"unaffected","product":"OpenSSL","vendor":"OpenSSL","versions":[{"lessThan":"3.6.1","status":"affected","version":"3.6.0","versionType":"semver"},{"lessThan":"3.5.5","status":"affected","version":"3.5.0","versionType":"semver"},{"lessThan":"3.4.4","status":"affected","version":"3.4.0","versionType":"semver"},{"lessThan":"3.3.6","status":"affected","version":"3.3.0","versionType":"semver"},{"lessThan":"3.0.19","status":"affected","version":"3.0.0","versionType":"semver"},{"lessThan":"1.1.1ze","status":"affected","version":"1.1.1","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:e570f9d75339fb0f4183d194855e3b21581bd812ca05d9d2b7d4045d8f3c2e10 · sha256:0d0cdaf67848ed68… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:e570f9d75339fb0f4183d194855e3b21581bd812ca05d9d2b7d4045d8f3c2e10 · sha256:0d0cdaf67848ed68… · /containers/adp/0/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-754","description":"CWE-754 Improper Check for Unusual or Exceptional Conditions","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:e570f9d75339fb0f4183d194855e3b21581bd812ca05d9d2b7d4045d8f3c2e10 · sha256:0d0cdaf67848ed68… · /containers/cna/problemTypes/0/descriptions/0

Source references

7 source assertions
{"url":"https://cert-portal.siemens.com/productcert/html/ssa-265688.html"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:e570f9d75339fb0f4183d194855e3b21581bd812ca05d9d2b7d4045d8f3c2e10 · sha256:0d0cdaf67848ed68… · /containers/adp/1/references/0
{"name":"3.5.5 git commit","tags":["patch"],"url":"https://github.com/openssl/openssl/commit/2502e7b7d4c0cf4f972a881641fe09edc67aeec4"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:e570f9d75339fb0f4183d194855e3b21581bd812ca05d9d2b7d4045d8f3c2e10 · sha256:0d0cdaf67848ed68… · /containers/cna/references/2
{"name":"3.0.19 git commit","tags":["patch"],"url":"https://github.com/openssl/openssl/commit/572844beca95068394c916626a6d3a490f831a49"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:e570f9d75339fb0f4183d194855e3b21581bd812ca05d9d2b7d4045d8f3c2e10 · sha256:0d0cdaf67848ed68… · /containers/cna/references/5
{"name":"3.4.4 git commit","tags":["patch"],"url":"https://github.com/openssl/openssl/commit/7bbca05be55b129651d9df4bdb92becc45002c12"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:e570f9d75339fb0f4183d194855e3b21581bd812ca05d9d2b7d4045d8f3c2e10 · sha256:0d0cdaf67848ed68… · /containers/cna/references/3
{"name":"3.3.6 git commit","tags":["patch"],"url":"https://github.com/openssl/openssl/commit/eeee3cbd4d682095ed431052f00403004596373e"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:e570f9d75339fb0f4183d194855e3b21581bd812ca05d9d2b7d4045d8f3c2e10 · sha256:0d0cdaf67848ed68… · /containers/cna/references/4
{"name":"3.6.1 git commit","tags":["patch"],"url":"https://github.com/openssl/openssl/commit/ef2fb66ec571564d64d1c74a12e388a2a54d05d2"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:e570f9d75339fb0f4183d194855e3b21581bd812ca05d9d2b7d4045d8f3c2e10 · sha256:0d0cdaf67848ed68… · /containers/cna/references/1
{"name":"OpenSSL Advisory","tags":["vendor-advisory"],"url":"https://openssl-library.org/news/secadv/20260127.txt"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:e570f9d75339fb0f4183d194855e3b21581bd812ca05d9d2b7d4045d8f3c2e10 · sha256:0d0cdaf67848ed68… · /containers/cna/references/0

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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