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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2023-34323
HistoryJan 05, 2024 - 5:15 p.m.

CVE-2023-34323

2024-01-0517:15:08
Debian Security Bug Tracker
security-tracker.debian.org
4
transaction commit
quota check
negative accounting
assert
crash
unix

9.2 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

8.6%

When a transaction is committed, C Xenstored will first check the quota is correct before attempting to commit any nodes. It would be possible that accounting is temporarily negative if a node has been removed outside of the transaction. Unfortunately, some versions of C Xenstored are assuming that the quota cannot be negative and are using assert() to confirm it. This will lead to C Xenstored crash when tools are built without -DNDEBUG (this is the default).

OSVersionArchitecturePackageVersionFilename
Debian12allxen< 4.17.2+76-ge1f9cb16e2-1~deb12u1xen_4.17.2+76-ge1f9cb16e2-1~deb12u1_all.deb
Debian11allxen<= 4.14.6-1xen_4.14.6-1_all.deb
Debian10allxen<= 4.11.4+107-gef32c7afa2-1xen_4.11.4+107-gef32c7afa2-1_all.deb
Debian999allxen< 4.17.2+55-g0b56bed864-1xen_4.17.2+55-g0b56bed864-1_all.deb
Debian13allxen< 4.17.2+55-g0b56bed864-1xen_4.17.2+55-g0b56bed864-1_all.deb

9.2 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

8.6%