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QSN-8912-1: Perl DBI module vulnerabilities

October 12, 2026

Summary

Several security issues were fixed in Perl DBI module.

Details

Harsh Raj Singhania discovered that the Perl DBI module did not correctly validate certain attributes. An attacker could possibly use this issue to execute arbitrary code. (CVE-2026-78030)

Harsh Raj Singhania discovered that the Perl DBI module did not correctly handle certain string operations. An attacker could possibly use this issue to cause a denial of service. (CVE-2026-88816)

Affected QuantaStor releases

ReleasePlatformPackageExposureShipped versionFixed versionStatus
6.9.1.001Ubuntu 22.04 LTSlibdbi-perlInternally-facing1.643-3ubuntu0.41.643-3ubuntu0.4Fixed in this release
6.9.0.464Ubuntu 22.04 LTSlibdbi-perlInternally-facing1.643-3ubuntu0.41.643-3ubuntu0.4Fixed in this release
6.8.6.015Ubuntu 22.04 LTSlibdbi-perlInternally-facing1.643-3ubuntu0.11.643-3ubuntu0.4Fixed by QuantaStor security update
6.8.5.018Ubuntu 22.04 LTSlibdbi-perlInternally-facing1.643-3ubuntu0.11.643-3ubuntu0.4Fixed by QuantaStor security update
6.8.4.038Ubuntu 22.04 LTSlibdbi-perlInternally-facing1.643-3ubuntu0.11.643-3ubuntu0.4Fixed by QuantaStor security update
6.8.3.018Ubuntu 22.04 LTSlibdbi-perlInternally-facing1.643-3ubuntu0.11.643-3ubuntu0.4Fixed by QuantaStor security update
6.8.2.002Ubuntu 22.04 LTSlibdbi-perlInternally-facing1.643-3build31.643-3ubuntu0.4Fixed by QuantaStor security update
6.8.1.007Ubuntu 22.04 LTSlibdbi-perlInternally-facing1.643-3ubuntu0.11.643-3ubuntu0.4Fixed by QuantaStor security update
6.8.0.205Ubuntu 22.04 LTSlibdbi-perlInternally-facing1.643-3ubuntu0.11.643-3ubuntu0.4Fixed by QuantaStor security update

Internally-facing: only accessible when logged into the QuantaStor console/ssh as the qadmin administrative sudo user; generally lower priority. Externally-facing: part of a service the storage platform presents on the network (or the kernel), so potentially reachable over the network.

CVEs

CVE-2026-88816, CVE-2026-78030

References

https://ubuntu.com/security/notices/USN-8912-1

https://nvd.nist.gov/vuln/detail/CVE-2026-88816

https://nvd.nist.gov/vuln/detail/CVE-2026-78030

Update

Fixes marked Fixed by QuantaStor security update are applied by upgrading QuantaStor with security patches included (Upgrade Manager). Fixed package versions:

PlatformPackageVersion
bioniclibdbi-perl1.640-1ubuntu0.3+esm4
Ubuntu 20.04 LTSlibdbi-perl1.643-1ubuntu0.1+esm4
Ubuntu 22.04 LTSlibdbi-perl1.643-3ubuntu0.4
Ubuntu 24.04 LTSlibdbi-perl1.643-4ubuntu0.4
resolutelibdbi-perl1.647-1ubuntu0.26.04.4
trustylibdbi-perl1.630-1ubuntu0.1~esm9
xeniallibdbi-perl1.634-1ubuntu0.2+esm5