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HistoryMar 11, 2021 - 6:50 p.m.

[SECURITY] [DLA 2589-1] mupdf security update

2021-03-1118:50:51
lists.debian.org
45

5.5 Medium

CVSS3

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

6.5 Medium

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

49.4%


Debian LTS Advisory DLA-2589-1 [email protected]
https://www.debian.org/lts/security/ Utkarsh Gupta
March 12, 2021 https://wiki.debian.org/LTS


Package : mupdf
Version : 1.9a+ds1-4+deb9u6
CVE ID : CVE-2020-26519 CVE-2021-3407
Debian Bug : 971595 983684

CVE-2020-26519

A heap-based buffer overflow flaw was discovered in MuPDF,
a lightweight PDF viewer, which may result in denial of
service or the execution of arbitrary code if malformed
documents are opened.

CVE-2021-3407

A double free of object during linearization was discovered
in MuPDF, a lightweight PDF viewer, which may lead to memory
corruption and other potential consequences.

For Debian 9 stretch, these problems have been fixed in version
1.9a+ds1-4+deb9u6.

We recommend that you upgrade your mupdf packages.

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

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
Debian9allmupdf< 1.9a+ds1-4+deb9u6mupdf_1.9a+ds1-4+deb9u6_all.deb

5.5 Medium

CVSS3

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

6.5 Medium

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

49.4%