Red Hat Enterprise Linux 7 update for qt and qt5-qtbase



Published: 2020-11-13
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2020-17507
CWE ID CWE-125
Exploitation vector Network
Public exploit N/A
Vulnerable software
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qt5-qtbase (Red Hat package)
Operating systems & Components / Operating system package or component

qt (Red Hat package)
Operating systems & Components / Operating system package or component

Red Hat Enterprise Linux for Power, little endian
Operating systems & Components / Operating system

Red Hat Enterprise Linux for Power, big endian
Operating systems & Components / Operating system

Red Hat Enterprise Linux for IBM z Systems
Operating systems & Components / Operating system

Red Hat Enterprise Linux for Scientific Computing
Operating systems & Components / Operating system

Red Hat Enterprise Linux Desktop
Operating systems & Components / Operating system

Red Hat Enterprise Linux Workstation
Operating systems & Components / Operating system

Red Hat Enterprise Linux Server
Operating systems & Components / Operating system

Vendor Red Hat Inc.

Security Advisory

This security advisory describes one medium risk vulnerability.

1) Out-of-bounds read

Risk: Medium

CVSSv3: 4.6 [AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2020-17507

CWE-ID: CWE-125 - Out-of-bounds Read

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to buffer over-read. A remote attacker can perform a denial of service attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

qt5-qtbase (Red Hat package): 5.9.7-2.el7, 5.9.7-4.el7

Red Hat Enterprise Linux for Power, little endian: 7

Red Hat Enterprise Linux for Power, big endian: 7

Red Hat Enterprise Linux for IBM z Systems: 7

Red Hat Enterprise Linux for Scientific Computing: 7

Red Hat Enterprise Linux Desktop: 7

Red Hat Enterprise Linux Workstation: 7

Red Hat Enterprise Linux Server: 7

qt (Red Hat package): before 4.8.7-9.el7_9

CPE External links

https://access.redhat.com/errata/RHSA-2020:5021

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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