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CVE-2026-6238

The deprecated functions ns_printrrf, ns_printrr and fp_nquery in the GNU C Library version 2.0.1 to version 2.43 fail to validate the RDATA content against the RDATA length in a DNS response when processing A6, CERT, LOC, TKEY or TSIG records, which may allow an attacker to craft a DNS response, causing a target application to crash or read uninitialized memory. These functions are for application debugging only and hence not in the path of code executed by the DNS resolver. Further, they hav
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:a1e57482e42a50089f0669d886de5cb4697e8e933e519c600b0f9ae49761e370
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 6 assertions

{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"V3.1.6","status":"affected","version":"V3.1.5","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8cd2008daabad57fd80d8002c572a657847116a71b5340a61f771f63662ad90e · sha256:366ba98a66e7fd4e… · /containers/adp/1/affected/1

{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"V3.1.6","status":"affected","version":"V3.1.5","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8cd2008daabad57fd80d8002c572a657847116a71b5340a61f771f63662ad90e · sha256:366ba98a66e7fd4e… · /containers/adp/1/affected/0

{"defaultStatus":"unknown","product":"SIPLUS S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"V3.1.6","status":"affected","version":"V3.1.5","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8cd2008daabad57fd80d8002c572a657847116a71b5340a61f771f63662ad90e · sha256:366ba98a66e7fd4e… · /containers/adp/1/affected/4

{"defaultStatus":"affected","product":"glibc","vendor":"The GNU C Library","versions":[{"lessThanOrEqual":"2.43","status":"affected","version":"2.0.1","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8cd2008daabad57fd80d8002c572a657847116a71b5340a61f771f63662ad90e · sha256:366ba98a66e7fd4e… · /containers/cna/affected/0

{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"V3.1.6","status":"affected","version":"V3.1.5","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8cd2008daabad57fd80d8002c572a657847116a71b5340a61f771f63662ad90e · sha256:366ba98a66e7fd4e… · /containers/adp/1/affected/2

{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"V3.1.6","status":"affected","version":"V3.1.5","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8cd2008daabad57fd80d8002c572a657847116a71b5340a61f771f63662ad90e · sha256:366ba98a66e7fd4e… · /containers/adp/1/affected/3

Affected products and versions

6 source assertions
{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"V3.1.6","status":"affected","version":"V3.1.5","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8cd2008daabad57fd80d8002c572a657847116a71b5340a61f771f63662ad90e · sha256:366ba98a66e7fd4e… · /containers/adp/1/affected/1
{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"V3.1.6","status":"affected","version":"V3.1.5","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8cd2008daabad57fd80d8002c572a657847116a71b5340a61f771f63662ad90e · sha256:366ba98a66e7fd4e… · /containers/adp/1/affected/0
{"defaultStatus":"unknown","product":"SIPLUS S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"V3.1.6","status":"affected","version":"V3.1.5","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8cd2008daabad57fd80d8002c572a657847116a71b5340a61f771f63662ad90e · sha256:366ba98a66e7fd4e… · /containers/adp/1/affected/4
{"defaultStatus":"affected","product":"glibc","vendor":"The GNU C Library","versions":[{"lessThanOrEqual":"2.43","status":"affected","version":"2.0.1","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8cd2008daabad57fd80d8002c572a657847116a71b5340a61f771f63662ad90e · sha256:366ba98a66e7fd4e… · /containers/cna/affected/0
{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"V3.1.6","status":"affected","version":"V3.1.5","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8cd2008daabad57fd80d8002c572a657847116a71b5340a61f771f63662ad90e · sha256:366ba98a66e7fd4e… · /containers/adp/1/affected/2
{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"V3.1.6","status":"affected","version":"V3.1.5","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8cd2008daabad57fd80d8002c572a657847116a71b5340a61f771f63662ad90e · sha256:366ba98a66e7fd4e… · /containers/adp/1/affected/3

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:8cd2008daabad57fd80d8002c572a657847116a71b5340a61f771f63662ad90e · sha256:366ba98a66e7fd4e… · /containers/adp/0/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-126","description":"CWE-126 Buffer over-read","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:8cd2008daabad57fd80d8002c572a657847116a71b5340a61f771f63662ad90e · sha256:366ba98a66e7fd4e… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"url":"https://cert-portal.siemens.com/productcert/html/ssa-082556.html"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8cd2008daabad57fd80d8002c572a657847116a71b5340a61f771f63662ad90e · sha256:366ba98a66e7fd4e… · /containers/adp/1/references/0
{"url":"https://inbox.sourceware.org/libc-announce/7a655d55-276f-41fe-b550-feb3ebb2ce91@redhat.com/T/#u"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8cd2008daabad57fd80d8002c572a657847116a71b5340a61f771f63662ad90e · sha256:366ba98a66e7fd4e… · /containers/cna/references/1
{"url":"https://sourceware.org/bugzilla/show_bug.cgi?id=34069"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8cd2008daabad57fd80d8002c572a657847116a71b5340a61f771f63662ad90e · sha256:366ba98a66e7fd4e… · /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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