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Low severity3.2NVD Advisory· Published Oct 6, 2020· Updated Jun 17, 2026

CVE-2020-25742

CVE-2020-25742

Description

pci_change_irq_level in hw/pci/pci.c in QEMU before 5.1.1 has a NULL pointer dereference because pci_get_bus() might not return a valid pointer.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3

QEMU/QEMUdescription
QEMU/Qemu2 versions
cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*range: <5.1.1
- (no CPE)range: <5.1.1

Patches

Vulnerability mechanics

References

4

bugzilla.redhat.com/show_bug.cginvdIssue TrackingPatchThird Party Advisory
lists.nongnu.org/archive/html/qemu-devel/2020-09/msg05294.htmlnvdMailing ListPatchThird Party Advisory
www.openwall.com/lists/oss-security/2020/09/29/1nvdMailing ListThird Party Advisory
ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwEnvdThird Party Advisory

News mentions

0

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