Out-of-bounds write in HMBRAND DBI
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 5 fixed, 2 without a fix
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat. Impact type from CWE-787 and the CVSS impact.
Summary
DBI versions before 1.650 for Perl have a heap overflow when preparsing SQL statements with an extreme number of placeholders. The fix for CVE-2026-10879 did not allocate enough memory to handle approximately 1.2-million placeholders. DBI version 1.650 sets a hard limit of 99,999 placeholders.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA DBI (HMBRAND) Fixed in 1.650
Red Hat 5 advisories
- RHSA-2026:62667 Released 2026-09-02 · Red Hat rating Importantperl-DBI security update
- Red Hat Enterprise Linux BaseOS (v. 8) perl-DBI-1.641-2.el8_10
- RHSA-2026:53371 Released 2026-08-11 · Red Hat rating ImportantInsights proxy Container Image
- Red Hat Insights proxy 1.5 registry.redhat.io/insights-proxy/insights-proxy-container-rhel9
- RHSA-2026:52772 Released 2026-08-10 · Red Hat rating Importantperl-DBI:1.641 security update
- Red Hat Enterprise Linux AppStream (v. 8) perl-DBI-1.641-8.module+el8.10.0+24620+2953b6e4.aarch64::perl-DBI:1.641, perl-DBI-1.641-8.module+el8.10.0+24620+2953b6e4.ppc64le::perl-DBI:1.641, perl-DBI-1.641-8.module+el8.10.0+24620+2953b6e4.s390x::perl-DBI:1.641 +7
Show 2 more Red Hat advisories
- RHSA-2026:49612 Released 2026-08-03 · Red Hat rating Importantperl-DBI security update
- Red Hat Enterprise Linux AppStream (v. 9) perl-DBI-1.643-9.el9_8.3
- RHSA-2026:49514 Released 2026-08-03 · Red Hat rating Importantperl-DBI security update
- Red Hat Enterprise Linux AppStream (v. 10) perl-DBI-1.643-26.el10_2.3
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
HMBRAND DBI 1.650
2 records Highest priority Priority MEDIUM 2 MEDIUM
Other records, highest priority first
- TI-2026-12418 Out-of-bounds read in HMBRAND DBIPriority MEDIUM 47
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix yet |
| Red Hat Enterprise Linux 7 | Affected | No fix yet |
| Red Hat Enterprise Linux AppStream (v. 10) | Fixed | RHSA-2026:49514 |
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2026:52772 |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2026:49612 |
| Red Hat Enterprise Linux BaseOS (v. 8) | Fixed | RHSA-2026:62667 |
| Red Hat Insights proxy 1.5 | Fixed | RHSA-2026:53371 |
Timeline
- 2026-10-02 Threatist record created from CVE-2026-14739
- 2026-10-03 Alias added: GHSA-w9gf-c5hh-cc8w
References
More HMBRAND vulnerabilities
- TI-2026-12661 DBI::SQL::Nano versions from 1.42 before 1.651 for Perl have inverted <= and >= SQL… CVSS 3.1CRITICAL 9.8
- TI-2026-09339 Out-of-bounds write in HMBRAND DBI CVSS 3.1CRITICAL 9.8
- TI-2026-08500 Out-of-bounds write in HMBRAND DBI CVSS 3.1CRITICAL 9.8
- TI-2026-12418 Out-of-bounds read in HMBRAND DBI CVSS 3.1CRITICAL 9.1
- TI-2026-42812 Out-of-bounds read in HMBRAND DBI CVSS 3.1CRITICAL 9.1
- TI-2026-42811 Resource allocation without limits in HMBRAND DBI::ProfileData CVSS 3.1HIGH 7.5
Sources
- CVE-2026-14739 · CVE Program
- CVE-2026-14739 · NVD
- FIRST EPSS
- GHSA-w9gf-c5hh-cc8w · GitHub Advisory Database · CC BY 4.0
- CVE-2026-14739 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences