[SECURITY] [DSA 4807-1] openssl security update

2020-12-0815:25:11

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

JSON

Debian Security Advisory DSA-4807-1 [email protected]
https://www.debian.org/security/ Salvatore Bonaccorso
December 08, 2020 https://www.debian.org/security/faq

Package : openssl
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.

Additional details can be found in the upstream advisory:
https://www.openssl.org/news/secadv/20201208.txt

For the stable distribution (buster), this problem has been fixed in
version 1.1.1d-0+deb10u4.

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 Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: [email protected]

OSVersionArchitecturePackageVersionFilename
Debian9armhflibcrypto1.1-udeb< 1.1.0l-1~deb9u2libcrypto1.1-udeb_1.1.0l-1~deb9u2_armhf.deb
Debian9amd64libssl1.0-dev< 1.0.2u-1~deb9u3libssl1.0-dev_1.0.2u-1~deb9u3_amd64.deb
Debian9arm64libcrypto1.0.2-udeb< 1.0.2u-1~deb9u3libcrypto1.0.2-udeb_1.0.2u-1~deb9u3_arm64.deb
Debian10mipslibssl1.1< 1.1.1d-0+deb10u4libssl1.1_1.1.1d-0+deb10u4_mips.deb
Debian9armellibssl-dev< 1.1.0l-1~deb9u2libssl-dev_1.1.0l-1~deb9u2_armel.deb
Debian10ppc64elopenssl-dbgsym< 1.1.1d-0+deb10u4openssl-dbgsym_1.1.1d-0+deb10u4_ppc64el.deb
Debian9arm64libssl1.1-udeb< 1.1.0l-1~deb9u2libssl1.1-udeb_1.1.0l-1~deb9u2_arm64.deb
Debian10i386libssl-dev< 1.1.1d-0+deb10u4libssl-dev_1.1.1d-0+deb10u4_i386.deb
Debian9armellibssl1.1< 1.1.0l-1~deb9u2libssl1.1_1.1.0l-1~deb9u2_armel.deb
Debian10armhflibcrypto1.1-udeb< 1.1.1d-0+deb10u4libcrypto1.1-udeb_1.1.1d-0+deb10u4_armhf.deb

OS	Version	Architecture	Package	Version	Filename
Debian	9	armhf	libcrypto1.1-udeb	< 1.1.0l-1~deb9u2	libcrypto1.1-udeb_1.1.0l-1~deb9u2_armhf.deb
Debian	9	amd64	libssl1.0-dev	< 1.0.2u-1~deb9u3	libssl1.0-dev_1.0.2u-1~deb9u3_amd64.deb
Debian	9	arm64	libcrypto1.0.2-udeb	< 1.0.2u-1~deb9u3	libcrypto1.0.2-udeb_1.0.2u-1~deb9u3_arm64.deb
Debian	10	mips	libssl1.1	< 1.1.1d-0+deb10u4	libssl1.1_1.1.1d-0+deb10u4_mips.deb
Debian	9	armel	libssl-dev	< 1.1.0l-1~deb9u2	libssl-dev_1.1.0l-1~deb9u2_armel.deb
Debian	10	ppc64el	openssl-dbgsym	< 1.1.1d-0+deb10u4	openssl-dbgsym_1.1.1d-0+deb10u4_ppc64el.deb
Debian	9	arm64	libssl1.1-udeb	< 1.1.0l-1~deb9u2	libssl1.1-udeb_1.1.0l-1~deb9u2_arm64.deb
Debian	10	i386	libssl-dev	< 1.1.1d-0+deb10u4	libssl-dev_1.1.1d-0+deb10u4_i386.deb
Debian	9	armel	libssl1.1	< 1.1.0l-1~deb9u2	libssl1.1_1.1.0l-1~deb9u2_armel.deb
Debian	10	armhf	libcrypto1.1-udeb	< 1.1.1d-0+deb10u4	libcrypto1.1-udeb_1.1.1d-0+deb10u4_armhf.deb