CVE-2019-7309

In the GNU C Library (aka glibc or libc6) through 2.29, the memcmp function for the x32 architecture can incorrectly return zero (indicating that the inputs are equal) because the RDX most significant bit is mishandled.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 44%
Affected Products (NVD)
VendorProductVersion
gnuglibc
𝑥
≤ 2.29
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
glibc
bookworm
2.36-9+deb12u8
fixed
bookworm (security)
2.36-9+deb12u7
fixed
bullseye
2.31-13+deb11u11
fixed
bullseye (security)
2.31-13+deb11u10
fixed
sid
2.40-3
fixed
trixie
2.40-3
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
eglibc
bionic
dne
cosmic
dne
disco
dne
eoan
dne
focal
dne
trusty
ignored
xenial
dne
glibc
bionic
ignored
cosmic
ignored
disco
ignored
eoan
not-affected
focal
not-affected
trusty
dne
xenial
ignored
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
glibc
suse enterprise desktop 15 SP6
2.38-150600.12.1
fixed
suse enterprise desktop 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise sap 15 SP6
2.38-150600.12.1
fixed
suse enterprise sap 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise server 15 SP6
2.38-150600.12.1
fixed
suse enterprise server 15 SP7
2.38-150600.14.29.1
fixed
glibc-32bit
suse enterprise desktop 15 SP6
2.38-150600.12.1
fixed
suse enterprise desktop 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise sap 15 SP6
2.38-150600.12.1
fixed
suse enterprise sap 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise server 15 SP6
2.38-150600.12.1
fixed
suse enterprise server 15 SP7
2.38-150600.14.29.1
fixed
glibc-devel
suse enterprise desktop 15 SP6
2.38-150600.12.1
fixed
suse enterprise desktop 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise sap 15 SP6
2.38-150600.12.1
fixed
suse enterprise sap 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise server 15 SP6
2.38-150600.12.1
fixed
suse enterprise server 15 SP7
2.38-150600.14.29.1
fixed
glibc-devel-32bit
suse enterprise desktop 15 SP6
2.38-150600.12.1
fixed
suse enterprise desktop 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise sap 15 SP6
2.38-150600.12.1
fixed
suse enterprise sap 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise server 15 SP6
2.38-150600.12.1
fixed
suse enterprise server 15 SP7
2.38-150600.14.29.1
fixed
glibc-devel-static
suse enterprise desktop 15 SP6
2.38-150600.12.1
fixed
suse enterprise desktop 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise sap 15 SP6
2.38-150600.12.1
fixed
suse enterprise sap 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise server 15 SP6
2.38-150600.12.1
fixed
suse enterprise server 15 SP7
2.38-150600.14.29.1
fixed
glibc-extra
suse enterprise desktop 15 SP6
2.38-150600.12.1
fixed
suse enterprise desktop 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise sap 15 SP6
2.38-150600.12.1
fixed
suse enterprise sap 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise server 15 SP6
2.38-150600.12.1
fixed
suse enterprise server 15 SP7
2.38-150600.14.29.1
fixed
glibc-i18ndata
suse enterprise desktop 15 SP6
2.38-150600.12.1
fixed
suse enterprise desktop 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise sap 15 SP6
2.38-150600.12.1
fixed
suse enterprise sap 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise server 15 SP6
2.38-150600.12.1
fixed
suse enterprise server 15 SP7
2.38-150600.14.29.1
fixed
glibc-info
suse enterprise desktop 15 SP6
2.38-150600.12.1
fixed
suse enterprise desktop 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise sap 15 SP6
2.38-150600.12.1
fixed
suse enterprise sap 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise server 15 SP6
2.38-150600.12.1
fixed
suse enterprise server 15 SP7
2.38-150600.14.29.1
fixed
glibc-lang
suse enterprise desktop 15 SP6
2.38-150600.12.1
fixed
suse enterprise desktop 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise sap 15 SP6
2.38-150600.12.1
fixed
suse enterprise sap 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise server 15 SP6
2.38-150600.12.1
fixed
suse enterprise server 15 SP7
2.38-150600.14.29.1
fixed
glibc-locale
suse enterprise desktop 15 SP6
2.38-150600.12.1
fixed
suse enterprise desktop 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise sap 15 SP6
2.38-150600.12.1
fixed
suse enterprise sap 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise server 15 SP6
2.38-150600.12.1
fixed
suse enterprise server 15 SP7
2.38-150600.14.29.1
fixed
glibc-locale-base
suse enterprise desktop 15 SP6
2.38-150600.12.1
fixed
suse enterprise desktop 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise sap 15 SP6
2.38-150600.12.1
fixed
suse enterprise sap 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise server 15 SP6
2.38-150600.12.1
fixed
suse enterprise server 15 SP7
2.38-150600.14.29.1
fixed
glibc-locale-base-32bit
suse enterprise desktop 15 SP6
2.38-150600.12.1
fixed
suse enterprise desktop 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise sap 15 SP6
2.38-150600.12.1
fixed
suse enterprise sap 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise server 15 SP6
2.38-150600.12.1
fixed
suse enterprise server 15 SP7
2.38-150600.14.29.1
fixed
glibc-profile
suse enterprise desktop 15 SP6
2.38-150600.12.1
fixed
suse enterprise desktop 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise sap 15 SP6
2.38-150600.12.1
fixed
suse enterprise sap 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise server 15 SP6
2.38-150600.12.1
fixed
suse enterprise server 15 SP7
2.38-150600.14.29.1
fixed
glibc-utils
suse enterprise desktop 15 SP6
2.38-150600.12.1
fixed
suse enterprise desktop 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise sap 15 SP6
2.38-150600.12.1
fixed
suse enterprise sap 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise server 15 SP6
2.38-150600.12.1
fixed
suse enterprise server 15 SP7
2.38-150600.14.29.1
fixed
libnsl1
suse enterprise desktop 15 SP6
2.38-150600.12.1
fixed
suse enterprise desktop 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise sap 15 SP6
2.38-150600.12.1
fixed
suse enterprise sap 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise server 15 SP6
2.38-150600.12.1
fixed
suse enterprise server 15 SP7
2.38-150600.14.29.1
fixed
libnsl1-32bit
suse enterprise desktop 15 SP6
2.38-150600.12.1
fixed
suse enterprise desktop 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise sap 15 SP6
2.38-150600.12.1
fixed
suse enterprise sap 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise server 15 SP6
2.38-150600.12.1
fixed
suse enterprise server 15 SP7
2.38-150600.14.29.1
fixed
nscd
suse enterprise desktop 15 SP6
2.38-150600.12.1
fixed
suse enterprise desktop 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise sap 15 SP6
2.38-150600.12.1
fixed
suse enterprise sap 15 SP7
2.38-150600.14.29.1
fixed
suse enterprise server 15 SP6
2.38-150600.12.1
fixed
suse enterprise server 15 SP7
2.38-150600.14.29.1
fixed
References
http://www.securityfocus.com/bid/106835
https://security.gentoo.org/glsa/202006-04
https://sourceware.org/bugzilla/show_bug.cgi?id=24155
https://sourceware.org/ml/libc-alpha/2019-02/msg00041.html
http://www.securityfocus.com/bid/106835
https://security.gentoo.org/glsa/202006-04
https://sourceware.org/bugzilla/show_bug.cgi?id=24155
https://sourceware.org/ml/libc-alpha/2019-02/msg00041.html