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CVE-2026-33337 Firebird has a buffer overflow when parsing corrupted slice packets

🗓️ 17 Apr 2026 18:48:47Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 31 Views

CVE-2026-33337 Firebird buffer overflow in slice packet parsing enables unauthenticated crash; fixed in 5.0.4, 4.0.7, 3.0.14.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-33337
17 Apr 202618:48
attackerkb
bdu_fstec
BDU FSTEC
The vulnerability of the xdr_datum function in the Firebird database management system allows a hacker to cause a service failure.
22 Apr 202600:00
bdu_fstec
circl
Circl
CVE-2026-33337
17 Apr 202619:20
circl
cnnvd
CNNVD
Firebird 安全漏洞
17 Apr 202600:00
cnnvd
cve
CVE
CVE-2026-33337
17 Apr 202618:48
cve
debiancve
Debian CVE
CVE-2026-33337
17 Apr 202618:48
debiancve
euvd
EUVD
EUVD-2026-23482
17 Apr 202618:48
euvd
nvd
NVD
CVE-2026-33337
17 Apr 202619:16
nvd
osv
OSV
CVE-2026-33337 Firebird has a buffer overflow when parsing corrupted slice packets
17 Apr 202618:48
osv
osv
OSV
DEBIAN-CVE-2026-33337
17 Apr 202619:16
osv
Rows per page
[
  {
    "vendor": "FirebirdSQL",
    "product": "firebird",
    "versions": [
      {
        "version": ">= 3.0.0, < 3.0.14",
        "status": "affected"
      },
      {
        "version": ">= 4.0.0, < 4.0.7",
        "status": "affected"
      },
      {
        "version": ">= 5.0.0, < 5.0.4",
        "status": "affected"
      }
    ]
  }
]

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17 Apr 2026 18:48Current
CVSS 3.17.5
EPSS0.00543
31