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HistoryJan 04, 2021 - 7:09 a.m.

[SECURITY] [DLA 2514-1] flac security update

2021-01-0407:09:08
lists.debian.org
44
flac
library
security update
memory leak
heap buffer overflow
cve-2017-6888
cve-2020-0499
debian 9 stretch

CVSS2

4.3

Attack Vector

NETWORK

Attack 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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.6

Confidence

Low

EPSS

0.008

Percentile

81.5%


Debian LTS Advisory DLA-2514-1 [email protected]
https://www.debian.org/lts/security/ Adrian Bunk
January 04, 2021 https://wiki.debian.org/LTS


Package : flac
Version : 1.3.2-2+deb9u1
CVE ID : CVE-2017-6888 CVE-2020-0499
Debian Bug : 897015 977764

Two vulnerabilities were fixed in flac, the library for the
Free Lossless Audio Codec.

CVE-2017-6888

Memory leak via a specially crafted FLAC file

CVE-2020-0499

Out of bounds read due to a heap buffer overflow

For Debian 9 stretch, these problems have been fixed in version
1.3.2-2+deb9u1.

We recommend that you upgrade your flac packages.

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

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

CVSS2

4.3

Attack Vector

NETWORK

Attack 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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.6

Confidence

Low

EPSS

0.008

Percentile

81.5%