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debianDebianDEBIAN:DLA-1524-1:818AD
HistorySep 27, 2018 - 8:04 p.m.

[SECURITY] [DLA 1524-1] libxml2 security update

2018-09-2720:04:03
lists.debian.org
27

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.029 Low

EPSS

Percentile

90.7%

Package : libxml2
Version : 2.9.1+dfsg1-5+deb8u7
CVE ID : CVE-2017-18258 CVE-2018-9251 CVE-2018-14404
CVE-2018-14567

CVE-2018-14404
Fix of a NULL pointer dereference which might result in a crash and
thus in a denial of service.

CVE-2018-14567 and CVE-2018-9251
Approvement in LZMA error handling which prevents an infinite loop.

CVE-2017-18258
Limit available memory to 100MB to avoid exhaustive memory
consumption by malicious files.

For Debian 8 "Jessie", these problems have been fixed in version
2.9.1+dfsg1-5+deb8u7.

We recommend that you upgrade your libxml2 packages.

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.029 Low

EPSS

Percentile

90.7%