CVE-2018-20124

hw/rdma/rdma_backend.c in QEMU allows guest OS users to trigger out-of-bounds access via a PvrdmaSqWqe ring element with a large num_sge value.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
mitreCNA
---
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CVEADP
---
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Base Score
CVSS 3.x
EPSS Score
Percentile: 33%
VendorProductVersion
qemuqemu
𝑥
≤ 3.1.0
canonicalubuntu_linux
14.04
canonicalubuntu_linux
16.04
canonicalubuntu_linux
18.04
canonicalubuntu_linux
18.10
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
qemu
bullseye
1:5.2+dfsg-11+deb11u3
fixed
stretch
not-affected
jessie
not-affected
bullseye (security)
1:5.2+dfsg-11+deb11u2
fixed
bookworm
1:7.2+dfsg-7+deb12u7
fixed
sid
1:9.1.1+ds-2
fixed
trixie
1:9.1.1+ds-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
qemu
cosmic
Fixed 1:2.12+dfsg-3ubuntu8.6
released
bionic
not-affected
xenial
not-affected
trusty
not-affected
qemu-kvm
cosmic
dne
bionic
dne
xenial
dne
trusty
dne
Common Weakness Enumeration
References
http://www.openwall.com/lists/oss-security/2018/12/18/2
http://www.securityfocus.com/bid/106290
https://lists.gnu.org/archive/html/qemu-devel/2018-12/msg02822.html
https://usn.ubuntu.com/3923-1/
http://www.openwall.com/lists/oss-security/2018/12/18/2
http://www.securityfocus.com/bid/106290
https://lists.gnu.org/archive/html/qemu-devel/2018-12/msg02822.html
https://usn.ubuntu.com/3923-1/