[SECURITY] [DSA 4875-1] openssl security update

2021-03-2515:41:28

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

0.003 Low

EPSS

Percentile

70.9%

JSON

Debian Security Advisory DSA-4875-1 [email protected]
https://www.debian.org/security/ Salvatore Bonaccorso
March 25, 2021 https://www.debian.org/security/faq

Package : openssl
CVE ID : CVE-2021-3449

A NULL pointer dereference was found in the signature_algorithms
processing in OpenSSL, a Secure Sockets Layer toolkit, which could
result in denial of service.

Additional details can be found in the upstream advisory:
https://www.openssl.org/news/secadv/20210325.txt

For the stable distribution (buster), this problem has been fixed in
version 1.1.1d-0+deb10u6.

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
Debian10s390xopenssl< 1.1.1d-0+deb10u6openssl_1.1.1d-0+deb10u6_s390x.deb
Debian10alllibssl-doc< 1.1.1d-0+deb10u6libssl-doc_1.1.1d-0+deb10u6_all.deb
Debian10mips64ellibssl1.1-udeb< 1.1.1d-0+deb10u6libssl1.1-udeb_1.1.1d-0+deb10u6_mips64el.deb
Debian10amd64libssl1.1-dbgsym< 1.1.1d-0+deb10u6libssl1.1-dbgsym_1.1.1d-0+deb10u6_amd64.deb
Debian10mips64elopenssl-dbgsym< 1.1.1d-0+deb10u6openssl-dbgsym_1.1.1d-0+deb10u6_mips64el.deb
Debian10ppc64elopenssl-dbgsym< 1.1.1d-0+deb10u6openssl-dbgsym_1.1.1d-0+deb10u6_ppc64el.deb
Debian10armellibssl-dev< 1.1.1d-0+deb10u6libssl-dev_1.1.1d-0+deb10u6_armel.deb
Debian10s390xlibssl1.1-dbgsym< 1.1.1d-0+deb10u6libssl1.1-dbgsym_1.1.1d-0+deb10u6_s390x.deb
Debian10s390xlibssl1.1-udeb< 1.1.1d-0+deb10u6libssl1.1-udeb_1.1.1d-0+deb10u6_s390x.deb
Debian10armhflibssl1.1-udeb< 1.1.1d-0+deb10u6libssl1.1-udeb_1.1.1d-0+deb10u6_armhf.deb

OS	Version	Architecture	Package	Version	Filename
Debian	10	s390x	openssl	< 1.1.1d-0+deb10u6	openssl_1.1.1d-0+deb10u6_s390x.deb
Debian	10	all	libssl-doc	< 1.1.1d-0+deb10u6	libssl-doc_1.1.1d-0+deb10u6_all.deb
Debian	10	mips64el	libssl1.1-udeb	< 1.1.1d-0+deb10u6	libssl1.1-udeb_1.1.1d-0+deb10u6_mips64el.deb
Debian	10	amd64	libssl1.1-dbgsym	< 1.1.1d-0+deb10u6	libssl1.1-dbgsym_1.1.1d-0+deb10u6_amd64.deb
Debian	10	mips64el	openssl-dbgsym	< 1.1.1d-0+deb10u6	openssl-dbgsym_1.1.1d-0+deb10u6_mips64el.deb
Debian	10	ppc64el	openssl-dbgsym	< 1.1.1d-0+deb10u6	openssl-dbgsym_1.1.1d-0+deb10u6_ppc64el.deb
Debian	10	armel	libssl-dev	< 1.1.1d-0+deb10u6	libssl-dev_1.1.1d-0+deb10u6_armel.deb
Debian	10	s390x	libssl1.1-dbgsym	< 1.1.1d-0+deb10u6	libssl1.1-dbgsym_1.1.1d-0+deb10u6_s390x.deb
Debian	10	s390x	libssl1.1-udeb	< 1.1.1d-0+deb10u6	libssl1.1-udeb_1.1.1d-0+deb10u6_s390x.deb
Debian	10	armhf	libssl1.1-udeb	< 1.1.1d-0+deb10u6	libssl1.1-udeb_1.1.1d-0+deb10u6_armhf.deb