Ubuntu update for OpenEXR

1) Out-of-bounds read

EUVDB-ID: #VU20313

Risk: Medium

CVSSv4.0: 1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2017-12596

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 boundary condition in the hufDecode() function in IlmImf/ImfHuf.cpp. 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.

Ubuntu 19.04: libopenexr23 - 2.2.1-4.1ubuntu0.1; openexr - 2.2.1-4.1ubuntu0.1
Ubuntu 18.04 LTS: libopenexr22 - 2.2.0-11.1ubuntu1.1; openexr - 2.2.0-11.1ubuntu1.1
Ubuntu 16.04 LTS: libopenexr22 - 2.2.0-10ubuntu2.1; openexr - 2.2.0-10ubuntu2.1

Vulnerable software versions

openexr (Ubuntu package): 2.2.0-10ubuntu1 - 2.2.1-4.1ubuntu1

CPE2.3

External links

https://usn.ubuntu.com/4148-1/

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) Input validation error

EUVDB-ID: #VU20314

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2017-9110

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input in hufDecode function in ImfHuf.cpp. A remote attacker can perform denial of service (DoS) attack.

Mitigation

Update the affected packages.

Ubuntu 19.04: libopenexr23 - 2.2.1-4.1ubuntu0.1; openexr - 2.2.1-4.1ubuntu0.1
Ubuntu 18.04 LTS: libopenexr22 - 2.2.0-11.1ubuntu1.1; openexr - 2.2.0-11.1ubuntu1.1
Ubuntu 16.04 LTS: libopenexr22 - 2.2.0-10ubuntu2.1; openexr - 2.2.0-10ubuntu2.1

Vulnerable software versions

openexr (Ubuntu package): 2.2.0-10ubuntu1 - 2.2.1-4.1ubuntu1

CPE2.3

External links

https://usn.ubuntu.com/4148-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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

3) Out-of-bounds read

EUVDB-ID: #VU20316

Risk: Low

CVSSv4.0: 1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2017-9112

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 boundary condition in getBits function in ImfHuf.cpp. 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.

Ubuntu 19.04: libopenexr23 - 2.2.1-4.1ubuntu0.1; openexr - 2.2.1-4.1ubuntu0.1
Ubuntu 18.04 LTS: libopenexr22 - 2.2.0-11.1ubuntu1.1; openexr - 2.2.0-11.1ubuntu1.1
Ubuntu 16.04 LTS: libopenexr22 - 2.2.0-10ubuntu2.1; openexr - 2.2.0-10ubuntu2.1

Vulnerable software versions

openexr (Ubuntu package): 2.2.0-10ubuntu1 - 2.2.1-4.1ubuntu1

CPE2.3

External links

https://usn.ubuntu.com/4148-1/

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) Out-of-bounds read

EUVDB-ID: #VU20320

Risk: Low

CVSSv4.0: 1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2017-9116

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 boundary condition in the uncompress function in ImfZip.cpp. 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.

Ubuntu 19.04: libopenexr23 - 2.2.1-4.1ubuntu0.1; openexr - 2.2.1-4.1ubuntu0.1
Ubuntu 18.04 LTS: libopenexr22 - 2.2.0-11.1ubuntu1.1; openexr - 2.2.0-11.1ubuntu1.1
Ubuntu 16.04 LTS: libopenexr22 - 2.2.0-10ubuntu2.1; openexr - 2.2.0-10ubuntu2.1

Vulnerable software versions

openexr (Ubuntu package): 2.2.0-10ubuntu1 - 2.2.1-4.1ubuntu1

CPE2.3

External links

https://usn.ubuntu.com/4148-1/

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.

5) Out-of-bounds write

EUVDB-ID: #VU20315

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2017-9111

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input in storeSSE function in ImfOptimizedPixelReading.h. A remote attacker can create a specially crafted file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.

Mitigation

Update the affected packages.

Ubuntu 19.04: libopenexr23 - 2.2.1-4.1ubuntu0.1; openexr - 2.2.1-4.1ubuntu0.1
Ubuntu 18.04 LTS: libopenexr22 - 2.2.0-11.1ubuntu1.1; openexr - 2.2.0-11.1ubuntu1.1
Ubuntu 16.04 LTS: libopenexr22 - 2.2.0-10ubuntu2.1; openexr - 2.2.0-10ubuntu2.1

Vulnerable software versions

openexr (Ubuntu package): 2.2.0-10ubuntu1 - 2.2.1-4.1ubuntu1

CPE2.3

External links

https://usn.ubuntu.com/4148-1/

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.

6) Out-of-bounds write

EUVDB-ID: #VU20317

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2017-9113

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input in bufferedReadPixels function in ImfInputFile.cpp. A remote attacker can create a specially crafted file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.

Mitigation

Update the affected packages.

Ubuntu 19.04: libopenexr23 - 2.2.1-4.1ubuntu0.1; openexr - 2.2.1-4.1ubuntu0.1
Ubuntu 18.04 LTS: libopenexr22 - 2.2.0-11.1ubuntu1.1; openexr - 2.2.0-11.1ubuntu1.1
Ubuntu 16.04 LTS: libopenexr22 - 2.2.0-10ubuntu2.1; openexr - 2.2.0-10ubuntu2.1

Vulnerable software versions

openexr (Ubuntu package): 2.2.0-10ubuntu1 - 2.2.1-4.1ubuntu1

CPE2.3

External links

https://usn.ubuntu.com/4148-1/

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.

7) Out-of-bounds write

EUVDB-ID: #VU20319

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2017-9115

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input in the = operator function in half.h. A remote attacker can create a specially crafted file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.

Mitigation

Update the affected packages.

Ubuntu 19.04: libopenexr23 - 2.2.1-4.1ubuntu0.1; openexr - 2.2.1-4.1ubuntu0.1
Ubuntu 18.04 LTS: libopenexr22 - 2.2.0-11.1ubuntu1.1; openexr - 2.2.0-11.1ubuntu1.1
Ubuntu 16.04 LTS: libopenexr22 - 2.2.0-10ubuntu2.1; openexr - 2.2.0-10ubuntu2.1

Vulnerable software versions

openexr (Ubuntu package): 2.2.0-10ubuntu1 - 2.2.1-4.1ubuntu1

CPE2.3

External links

https://usn.ubuntu.com/4148-1/

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.

8) Out-of-bounds write

EUVDB-ID: #VU20312

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2018-18444

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input in the exrmultiview in makeMultiView.cpp. A remote attacker can create a specially crafted file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.

Mitigation

Update the affected packages.

Ubuntu 19.04: libopenexr23 - 2.2.1-4.1ubuntu0.1; openexr - 2.2.1-4.1ubuntu0.1
Ubuntu 18.04 LTS: libopenexr22 - 2.2.0-11.1ubuntu1.1; openexr - 2.2.0-11.1ubuntu1.1
Ubuntu 16.04 LTS: libopenexr22 - 2.2.0-10ubuntu2.1; openexr - 2.2.0-10ubuntu2.1

Vulnerable software versions

openexr (Ubuntu package): 2.2.0-10ubuntu1 - 2.2.1-4.1ubuntu1

CPE2.3

External links

https://usn.ubuntu.com/4148-1/

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.

Risk	High
Patch available	YES
Number of vulnerabilities	8
CVE-ID	CVE-2017-12596 CVE-2017-9110 CVE-2017-9112 CVE-2017-9116 CVE-2017-9111 CVE-2017-9113 CVE-2017-9115 CVE-2018-18444
CWE-ID	CWE-125 CWE-20 CWE-787
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	openexr (Ubuntu package) Operating systems & Components / Operating system package or component
Vendor	Canonical Ltd.