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SuseOPENSUSE-SU-2021:1202-1
HistoryAug 26, 2021 - 12:00 a.m.

Security update for qemu (important)

2021-08-2600:00:00
lists.opensuse.org
39

8.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

An update that fixes 15 vulnerabilities is now available.

Description:

This update for qemu fixes the following issues:

Security issues fixed:

  • CVE-2021-3527: usb: unbounded stack allocation in usbredir (bsc#1186012)
  • CVE-2021-3582: Fix possible mremap overflow in the pvrdma (bsc#1187499)
  • CVE-2021-3592: Fix for slirp: invalid pointer initialization may lead to
    information disclosure (bootp) (bsc#1187364)
  • CVE-2021-3593: Fix for slirp: invalid pointer initialization may lead to
    information disclosure (udp6) (bsc#1187365)
  • CVE-2021-3594: Fix for slirp: invalid pointer initialization may lead to
    information disclosure (udp) (bsc#1187367)
  • CVE-2021-3595: Fixed slirp: invalid pointer initialization may lead to
    information disclosure (tftp) (bsc#1187366)
  • CVE-2021-3607: Ensure correct input on ring init (bsc#1187539)
  • CVE-2021-3608: Fix the ring init error flow (bsc#1187538)
  • CVE-2021-3611: Fix intel-hda segmentation fault due to stack overflow
    (bsc#1187529)
  • CVE-2021-3682: usbredir: free call on invalid pointer in bufp_alloc
    (bsc#1189145)
  • CVE-2020-35503: NULL pointer dereference issue in megasas-gen2 host bus
    adapter (bsc#1180432)
  • CVE-2020-35504,CVE-2020-35505,CVE-2020-35506: NULL pointer dereference
    in ESP (bsc#1180433 bsc#1180434 bsc#1180435)
  • CVE-2021-20255: eepro100: stack overflow via infinite recursion
    (bsc#1182651)

This update was imported from the SUSE:SLE-15-SP2:Update update project.

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods
like YaST online_update or β€œzypper patch”.

Alternatively you can run the command listed for your product:

  • openSUSE Leap 15.2:

    zypper in -t patch openSUSE-2021-1202=1

OSVersionArchitecturePackageVersionFilename
openSUSE Leap15.2x86_64< - openSUSE Leap 15.2 (x86_64):- openSUSE Leap 15.2 (x86_64):.x86_64.rpm
openSUSE Leap15.2noarch< - openSUSE Leap 15.2 (noarch):- openSUSE Leap 15.2 (noarch):.noarch.rpm
How to protect your server from attacks?

8.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

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