CVE-2015-3214

NameCVE-2015-3214
DescriptionThe pit_ioport_read in i8254.c in the Linux kernel before 2.6.33 and QEMU before 2.3.1 does not distinguish between read lengths and write lengths, which might allow guest OS users to execute arbitrary code on the host OS by triggering use of an invalid index.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-3348-1
Debian Bugs795461

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)buster4.19.249-2fixed
buster (security)4.19.304-1fixed
bullseye5.10.209-2fixed
bullseye (security)5.10.218-1fixed
bookworm6.1.76-1fixed
bookworm (security)6.1.90-1fixed
trixie6.7.12-1fixed
sid6.8.12-1fixed
qemu (PTS)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+deb12u5fixed
trixie1:8.2.4+ds-1fixed
sid1:8.2.5+ds-1fixed
xen (PTS)buster, buster (security)4.11.4+107-gef32c7afa2-1fixed
bullseye4.14.6-1fixed
bullseye (security)4.14.5+94-ge49571868d-1fixed
bookworm4.17.3+10-g091466ba55-1~deb12u1fixed
sid, trixie4.17.3+36-g54dacb5c02-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)(not affected)
linux-2.6source(unstable)2.6.37-1
qemusourcesqueeze(not affected)
qemusourcewheezy(not affected)
qemusourcejessie1:2.1+dfsg-12+deb8u2DSA-3348-1
qemusource(unstable)1:2.4+dfsg-1a795461
qemu-kvmsource(unstable)(not affected)
xensourcewheezy(not affected)
xensource(unstable)4.4.0-1

Notes

[wheezy] - qemu <not-affected> (Introduced in 1.3.0)
[squeeze] - qemu <not-affected> (Introduced in 1.3.0)
- qemu-kvm <not-affected> (Introduced in 1.3.0)
[wheezy] - xen <not-affected> (Vulnerable code introduced in 1.3.0, embedded version is 0.10.2)
Xen switched to qemu-system in 4.4.0-1
Upstream commit: http://git.qemu.org/?p=qemu.git;a=commitdiff;h=d4862a87e31a51de9eb260f25c9e99a75efe3235
Introduced in http://git.qemu.org/?p=qemu.git;a=commitdiff;h=0505bcdec8228d8de39ab1a02644e71999e7c052 (v1.3.0-rc0)
- linux <not-affected> (Fixed before linux-2.6 -> linux rename, v2.6.33-rc8)
[squeeze] - linux-2.6 <no-dsa> (KVM not supported in Squeeze LTS)
Upstream commit: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ee73f656a604d5aa9df86a97102e4e462dd79924 (v2.6.33-rc8)

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