Security Advisory

1) Out-of-bounds read

Severity: Low

CVSSv3:
3.8 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID:
CVE-2019-9232

CWE-ID:
CWE-125 – Out-of-bounds Read

Exploit availability:
No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a missing bounds check when processing media content in libvpx. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation

Update the affected packages.
media-libs/libvpx to version: 1.8.1

Vulnerable software versions

Gentoo Linux:

CPE
External links

https://security.gentoo.org/https://security.gentoo.org/glsa/202003-59

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.

2) Out-of-bounds read

Severity: Low

CVSSv3:
3.8 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID:
CVE-2019-9325

CWE-ID:
CWE-125 – Out-of-bounds Read

Exploit availability:
No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a missing bounds check when processing media content in libvpx. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation

Update the affected packages.
media-libs/libvpx to version: 1.8.1

Vulnerable software versions

Gentoo Linux:

CPE
External links

https://security.gentoo.org/https://security.gentoo.org/glsa/202003-59

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.

3) Resource exhaustion

Severity: Low

CVSSv3:
3.8 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID:
CVE-2019-9371

CWE-ID:
CWE-400 – Uncontrolled Resource Consumption (‘Resource Exhaustion’)

Exploit availability:
No

Description

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

The vulnerability exists due to improper input validation when processing media content in libvpx. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Update the affected packages.
media-libs/libvpx to version: 1.8.1

Vulnerable software versions

Gentoo Linux:

CPE
External links

https://security.gentoo.org/https://security.gentoo.org/glsa/202003-59

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.

4) Input validation error

Severity: Low

CVSSv3:
3.8 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID:
CVE-2019-9433

CWE-ID:
CWE-20 – Improper Input Validation

Exploit availability:
No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to insufficient validation of user-supplied input when processing media content in libvpx. A remote attacker can pass specially crafted file to the application and gain access to sensitive information.

Mitigation

Update the affected packages.
media-libs/libvpx to version: 1.8.1

Vulnerable software versions

Gentoo Linux:

CPE
External links

https://security.gentoo.org/https://security.gentoo.org/glsa/202003-59

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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