[SECURITY] [DLA 2492-1] openssl security update

2020-12-1409:00:51

lists.debian.org

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.004 Low

EPSS

Percentile

74.1%

JSON

Debian LTS Advisory DLA-2492-1 [email protected]
https://www.debian.org/lts/security/ Emilio Pozuelo Monfort
December 14, 2020 https://wiki.debian.org/LTS

Package : openssl
Version : 1.1.0l-1~deb9u2
CVE ID : CVE-2020-1971

David Benjamin discovered a flaw in the GENERAL_NAME_cmp() function
which could cause a NULL dereference, resulting in denial of service.

For Debian 9 stretch, this problem has been fixed in version
1.1.0l-1~deb9u2.

We recommend that you upgrade your openssl packages.

For the detailed security status of openssl please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/openssl

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS

OSVersionArchitecturePackageVersionFilename
Debian10amd64libssl1.1-dbgsym< 1.1.1d-0+deb10u4libssl1.1-dbgsym_1.1.1d-0+deb10u4_amd64.deb
Debian10arm64libssl1.1-udeb< 1.1.1d-0+deb10u4libssl1.1-udeb_1.1.1d-0+deb10u4_arm64.deb
Debian9armhflibssl1.0-dev< 1.0.2u-1~deb9u3libssl1.0-dev_1.0.2u-1~deb9u3_armhf.deb
Debian10ppc64ellibssl1.1-dbgsym< 1.1.1d-0+deb10u4libssl1.1-dbgsym_1.1.1d-0+deb10u4_ppc64el.deb
Debian10armhfopenssl< 1.1.1d-0+deb10u4openssl_1.1.1d-0+deb10u4_armhf.deb
Debian10ppc64ellibcrypto1.1-udeb< 1.1.1d-0+deb10u4libcrypto1.1-udeb_1.1.1d-0+deb10u4_ppc64el.deb
Debian10mips64ellibssl1.1< 1.1.1d-0+deb10u4libssl1.1_1.1.1d-0+deb10u4_mips64el.deb
Debian9armellibcrypto1.1-udeb< 1.1.0l-1~deb9u2libcrypto1.1-udeb_1.1.0l-1~deb9u2_armel.deb
Debian10armellibcrypto1.1-udeb< 1.1.1d-0+deb10u4libcrypto1.1-udeb_1.1.1d-0+deb10u4_armel.deb
Debian9i386libssl1.1< 1.1.0l-1~deb9u2libssl1.1_1.1.0l-1~deb9u2_i386.deb

OS	Version	Architecture	Package	Version	Filename
Debian	10	amd64	libssl1.1-dbgsym	< 1.1.1d-0+deb10u4	libssl1.1-dbgsym_1.1.1d-0+deb10u4_amd64.deb
Debian	10	arm64	libssl1.1-udeb	< 1.1.1d-0+deb10u4	libssl1.1-udeb_1.1.1d-0+deb10u4_arm64.deb
Debian	9	armhf	libssl1.0-dev	< 1.0.2u-1~deb9u3	libssl1.0-dev_1.0.2u-1~deb9u3_armhf.deb
Debian	10	ppc64el	libssl1.1-dbgsym	< 1.1.1d-0+deb10u4	libssl1.1-dbgsym_1.1.1d-0+deb10u4_ppc64el.deb
Debian	10	armhf	openssl	< 1.1.1d-0+deb10u4	openssl_1.1.1d-0+deb10u4_armhf.deb
Debian	10	ppc64el	libcrypto1.1-udeb	< 1.1.1d-0+deb10u4	libcrypto1.1-udeb_1.1.1d-0+deb10u4_ppc64el.deb
Debian	10	mips64el	libssl1.1	< 1.1.1d-0+deb10u4	libssl1.1_1.1.1d-0+deb10u4_mips64el.deb
Debian	9	armel	libcrypto1.1-udeb	< 1.1.0l-1~deb9u2	libcrypto1.1-udeb_1.1.0l-1~deb9u2_armel.deb
Debian	10	armel	libcrypto1.1-udeb	< 1.1.1d-0+deb10u4	libcrypto1.1-udeb_1.1.1d-0+deb10u4_armel.deb
Debian	9	i386	libssl1.1	< 1.1.0l-1~deb9u2	libssl1.1_1.1.0l-1~deb9u2_i386.deb