CVE-2020-11102

NameCVE-2020-11102
Descriptionhw/net/tulip.c in QEMU 4.2.0 has a buffer overflow during the copying of tx/rx buffers because the frame size is not validated against the r/w data length.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs956145

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
qemu (PTS)jessie, jessie (lts)1:2.1+dfsg-12+deb8u23fixed
stretch (security)1:2.8+dfsg-6+deb9u17fixed
stretch (lts), stretch1:2.8+dfsg-6+deb9u19fixed
buster1:3.1+dfsg-8+deb10u8fixed
buster (security)1:3.1+dfsg-8+deb10u12fixed
bullseye1:5.2+dfsg-11+deb11u3fixed
bullseye (security)1:5.2+dfsg-11+deb11u2fixed
bookworm1:7.2+dfsg-7+deb12u6fixed
trixie1:8.2.4+ds-1fixed
sid1:9.0.2+ds-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
qemusourcewheezy(unfixed)end-of-life
qemusourcejessie(not affected)
qemusourcestretch(not affected)
qemusourcebuster(not affected)
qemusource(unstable)1:4.2-4956145
qemu-kvmsource(unstable)(not affected)

Notes

[buster] - qemu <not-affected> (Vulnerable code/Tulip NIC emulator added later)
[stretch] - qemu <not-affected> (Vulnerable code/Tulip NIC emulator added later)
[jessie] - qemu <not-affected> (Vulnerable code/Tulip NIC emulator added later)
- qemu-kvm <not-affected> (Vulnerable code/Tulip NIC emulator added later)
https://www.openwall.com/lists/oss-security/2020/04/06/1
https://git.qemu.org/?p=qemu.git;a=commit;h=8ffb7265af64ec81748335ec8f20e7ab542c3850 (v5.0.0-rc1)

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