openSUSE-SU-2020:1056-1

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Import Source
https://ftp.suse.com/pub/projects/security/osv/openSUSE-SU-2020:1056-1.json
JSON Data
https://api.osv.dev/v1/vulns/openSUSE-SU-2020:1056-1
Related
Published
2020-07-24T12:20:15Z
Modified
2020-07-24T12:20:15Z
Summary
Security update for LibVNCServer
Details

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 uint32t pointers in libvncclient/rfbproto.c.
    • LibVNCServer-CVE-2020-14399.patch fix CVE-2020-14400 [bsc#1173691], Byte-aligned data is accessed through uint16t 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.

References

Affected packages

openSUSE:Leap 15.2 / LibVNCServer

Package

Name
LibVNCServer
Purl
pkg:rpm/opensuse/LibVNCServer&distro=openSUSE%20Leap%2015.2

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.9.10-lp152.9.4.2

Ecosystem specific 

{
    "binaries": [
        {
            "LibVNCServer-devel": "0.9.10-lp152.9.4.2",
            "libvncclient0": "0.9.10-lp152.9.4.2",
            "libvncserver0": "0.9.10-lp152.9.4.2"
        }
    ]
}