CVE-2018-5407

NameCVE-2018-5407
DescriptionSimultaneous Multi-threading (SMT) in processors can enable local users to exploit software vulnerable to timing attacks via a side-channel timing attack on 'port contention'.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-1586-1, DSA-4348-1, DSA-4355-1, ELA-59-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
openssl (PTS)jessie, jessie (lts)1.0.1t-1+deb8u21fixed
stretch (security)1.1.0l-1~deb9u6fixed
stretch (lts), stretch1.1.0l-1~deb9u9fixed
buster1.1.1n-0+deb10u3fixed
buster (security)1.1.1n-0+deb10u6fixed
bullseye1.1.1w-0+deb11u1fixed
bullseye (security)1.1.1n-0+deb11u5fixed
bookworm (security), bookworm3.0.11-1~deb12u2fixed
trixie3.2.1-3fixed
sid3.2.2-1fixed
openssl1.0 (PTS)stretch (security)1.0.2u-1~deb9u7fixed
stretch (lts), stretch1.0.2u-1~deb9u9fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
opensslsourcewheezy1.0.1t-1+deb7u7ELA-59-1
opensslsourcejessie1.0.1t-1+deb8u10DLA-1586-1
opensslsourcestretch1.1.0j-1~deb9u1DSA-4348-1
opensslsource(unstable)1.1.1~~pre9-1
openssl1.0sourcestretch1.0.2q-1~deb9u1DSA-4355-1
openssl1.0source(unstable)1.0.2q-1

Notes

https://www.openssl.org/news/secadv/20181112.txt
OpenSSL_1_0_2-stable: https://git.openssl.org/?p=openssl.git;a=commit;h=b18162a7c9bbfb57112459a4d6631fa258fd8c0c
https://www.openwall.com/lists/oss-security/2018/11/01/4
https://github.com/bbbrumley/portsmash
This is not an issue in software but in a hardware issue. Issue can be
mitigated e.g. for OpenSSL.

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