CVE-2019-20919

An issue was discovered in the DBI module before 1.643 for Perl. The hv_fetch() documentation requires checking for NULL and the code does that. But, shortly thereafter, it calls SvOK(profile), causing a NULL pointer dereference.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.7 MEDIUM
LOCAL
HIGH
LOW
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 31%
VendorProductVersion
perldbi
𝑥
< 1.643
canonicalubuntu_linux
12.04
canonicalubuntu_linux
14.04
canonicalubuntu_linux
16.04
canonicalubuntu_linux
18.04
debiandebian_linux
9.0
opensuseleap
15.1
opensuseleap
15.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libdbi-perl
bullseye
1.643-3
fixed
bookworm
1.643-4
fixed
sid
1.645-1
fixed
trixie
1.645-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libdbi-perl
focal
not-affected
bionic
Fixed 1.640-1ubuntu0.2
released
xenial
Fixed 1.634-1ubuntu0.2
released
trusty
Fixed 1.630-1ubuntu0.1~esm5
released
Common Weakness Enumeration
References
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00012.html
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00013.html
https://github.com/perl5-dbi/dbi/commit/eca7d7c8f43d96f6277e86d1000e842eb4cc67ff
https://lists.debian.org/debian-lts-announce/2020/09/msg00026.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JXLKODJ7B57GITDEZZXNSHPK4VBYXYHR/
https://metacpan.org/pod/distribution/DBI/Changes#Changes-in-DBI-1.643-...
https://usn.ubuntu.com/4534-1/
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00012.html
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00013.html
https://github.com/perl5-dbi/dbi/commit/eca7d7c8f43d96f6277e86d1000e842eb4cc67ff
https://lists.debian.org/debian-lts-announce/2020/09/msg00026.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JXLKODJ7B57GITDEZZXNSHPK4VBYXYHR/
https://metacpan.org/pod/distribution/DBI/Changes#Changes-in-DBI-1.643-...
https://usn.ubuntu.com/4534-1/