| Description: | Summary:
The remote host is missing an update for the 'LibVNCServer'
package(s) announced via the openSUSE-SU-2020:1056-1 advisory.
Vulnerability Insight:
This update for LibVNCServer fixes the following issues:
- security update
- added patches fix CVE-2018-21247 [bsc#1173874], uninitialized memory
contents are vulnerable to Information leak
+ LibVNCServer-CVE-2018-21247.patch fix CVE-2019-20839 [bsc#1173875],
buffer overflow in ConnectClientToUnixSock()
+ LibVNCServer-CVE-2019-20839.patch fix CVE-2019-20840 [bsc#1173876],
unaligned accesses in hybiReadAndDecode can lead to denial of service
+ LibVNCServer-CVE-2019-20840.patch fix CVE-2020-14398 [bsc#1173880],
improperly closed TCP connection causes an infinite loop in
libvncclient/sockets.c
+ LibVNCServer-CVE-2020-14398.patch fix CVE-2020-14397 [bsc#1173700],
NULL pointer dereference in libvncserver/rfbregion.c
+ LibVNCServer-CVE-2020-14397.patch fix CVE-2020-14399 [bsc#1173743],
Byte-aligned data is accessed through uint32_t pointers in
libvncclient/rfbproto.c.
+ LibVNCServer-CVE-2020-14399.patch fix CVE-2020-14400 [bsc#1173691],
Byte-aligned data is accessed through uint16_t pointers in
libvncserver/translate.c.
+ LibVNCServer-CVE-2020-14400.patch fix CVE-2020-14401 [bsc#1173694],
potential integer overflows in libvncserver/scale.c
+ LibVNCServer-CVE-2020-14401.patch fix CVE-2020-14402 [bsc#1173701],
out-of-bounds access via encodings.
+ LibVNCServer-CVE-2020-14402, 14403, 14404.patch fix CVE-2017-18922
[bsc#1173477], preauth buffer overwrite
This update was imported from the SUSE:SLE-15:Update update project.
Patch Instructions:
To install this openSUSE Security Update use the SUSE recommended
installation methods
like YaST online_update or 'zypper patch'.
Alternatively you can run the command listed for your product:
- openSUSE Leap 15.2:
zypper in -t patch openSUSE-2020-1056=1
Affected Software/OS:
'LibVNCServer' package(s) on openSUSE Leap 15.2.
Solution:
Please install the updated package(s).
CVSS Score:
7.5
CVSS Vector:
AV:N/AC:L/Au:N/C:P/I:P/A:P
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