[SECURITY] [DSA 4919-1] lz4 security update

2021-05-2112:51:40

lists.debian.org

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

JSON

Debian Security Advisory DSA-4919-1 [email protected]
https://www.debian.org/security/ Salvatore Bonaccorso
May 21, 2021 https://www.debian.org/security/faq

Package : lz4
CVE ID : CVE-2021-3520
Debian Bug : 987856

Jasper Lievisse Adriaanse reported an integer overflow flaw in lz4, a
fast LZ compression algorithm library, resulting in memory corruption.

For the stable distribution (buster), this problem has been fixed in
version 1.8.3-1+deb10u1.

We recommend that you upgrade your lz4 packages.

For the detailed security status of lz4 please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/lz4

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
Debian10amd64liblz4-1-dbgsym< 1.8.3-1+deb10u1liblz4-1-dbgsym_1.8.3-1+deb10u1_amd64.deb
Debian9arm64liblz4-tool< 0.0~r131-2+deb9u1liblz4-tool_0.0~r131-2+deb9u1_arm64.deb
Debian10mipsellz4< 1.8.3-1+deb10u1lz4_1.8.3-1+deb10u1_mipsel.deb
Debian10s390xliblz4-dev< 1.8.3-1+deb10u1liblz4-dev_1.8.3-1+deb10u1_s390x.deb
Debian10mipselliblz4-dev< 1.8.3-1+deb10u1liblz4-dev_1.8.3-1+deb10u1_mipsel.deb
Debian10amd64liblz4-dev< 1.8.3-1+deb10u1liblz4-dev_1.8.3-1+deb10u1_amd64.deb
Debian9amd64liblz4-dev< 0.0~r131-2+deb9u1liblz4-dev_0.0~r131-2+deb9u1_amd64.deb
Debian9armelliblz4-dev< 0.0~r131-2+deb9u1liblz4-dev_0.0~r131-2+deb9u1_armel.deb
Debian9armelliblz4-tool< 0.0~r131-2+deb9u1liblz4-tool_0.0~r131-2+deb9u1_armel.deb
Debian9armhfliblz4-dev< 0.0~r131-2+deb9u1liblz4-dev_0.0~r131-2+deb9u1_armhf.deb

OS	Version	Architecture	Package	Version	Filename
Debian	10	amd64	liblz4-1-dbgsym	< 1.8.3-1+deb10u1	liblz4-1-dbgsym_1.8.3-1+deb10u1_amd64.deb
Debian	9	arm64	liblz4-tool	< 0.0~r131-2+deb9u1	liblz4-tool_0.0~r131-2+deb9u1_arm64.deb
Debian	10	mipsel	lz4	< 1.8.3-1+deb10u1	lz4_1.8.3-1+deb10u1_mipsel.deb
Debian	10	s390x	liblz4-dev	< 1.8.3-1+deb10u1	liblz4-dev_1.8.3-1+deb10u1_s390x.deb
Debian	10	mipsel	liblz4-dev	< 1.8.3-1+deb10u1	liblz4-dev_1.8.3-1+deb10u1_mipsel.deb
Debian	10	amd64	liblz4-dev	< 1.8.3-1+deb10u1	liblz4-dev_1.8.3-1+deb10u1_amd64.deb
Debian	9	amd64	liblz4-dev	< 0.0~r131-2+deb9u1	liblz4-dev_0.0~r131-2+deb9u1_amd64.deb
Debian	9	armel	liblz4-dev	< 0.0~r131-2+deb9u1	liblz4-dev_0.0~r131-2+deb9u1_armel.deb
Debian	9	armel	liblz4-tool	< 0.0~r131-2+deb9u1	liblz4-tool_0.0~r131-2+deb9u1_armel.deb
Debian	9	armhf	liblz4-dev	< 0.0~r131-2+deb9u1	liblz4-dev_0.0~r131-2+deb9u1_armhf.deb