cbcvebase.
CVE-2020-13659
published 2020-06-02

CVE-2020-13659: address_space_map in exec.c in QEMU 4.2.0 can trigger a NULL pointer dereference related to BounceBuffer.

PriorityP46low2.5CVSS 3.1
AVLACHPRHUINSCCNINAL
EPSS
0.43%
34.6th percentile
address_space_map in exec.c in QEMU 4.2.0 can trigger a NULL pointer dereference related to BounceBuffer.

Affected

19 ranges
VendorProductVersion rangeFixed in
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
debiandebian_linux
debiandebian_linux
debianqemu< qemu 1:5.0-6 (bookworm)qemu 1:5.0-6 (bookworm)
msrccbl_mariner_1.0_arm
msrccbl_mariner_1.0_x64
msrccm1_qemu-kvm_4.2.0-13_on_cbl_mariner_1.0
opensuseleap
qemuqemu
qemuqemu>= 0 < 1:5.0-61:5.0-6
qemuqemu>= 0 < 1:5.0-61:5.0-6
qemuqemu>= 0 < 1:5.0-61:5.0-6
qemuqemu>= 0 < 1:5.0-61:5.0-6
qemuqemu>= 0 < 1:2.5+dfsg-5ubuntu10.451:2.5+dfsg-5ubuntu10.45
qemuqemu>= 0 < 1:2.11+dfsg-1ubuntu7.311:2.11+dfsg-1ubuntu7.31
qemuqemu>= 0 < 1:4.2-3ubuntu6.41:4.2-3ubuntu6.4
qemuqemu>= 0 < 2.0.0+dfsg-2ubuntu1.47+esm12.0.0+dfsg-2ubuntu1.47+esm1

CVSS provenance

nvdv3.12.5LOWCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:L
nvdv2.01.9LOWAV:L/AC:M/Au:N/C:N/I:N/A:P
osv6.5MEDIUM
vendor_ubuntu6.5MEDIUM
vendor_debian2.5LOW
vendor_msrc2.5LOW
vendor_redhat2.5LOW
Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.