Ubuntu update for faad2



Published: 2023-08-30
Risk High
Patch available YES
Number of vulnerabilities 8
CVE-ID CVE-2021-32272
CVE-2021-32273
CVE-2021-32274
CVE-2021-32276
CVE-2021-32277
CVE-2021-32278
CVE-2023-38857
CVE-2023-38858
CWE-ID CWE-122
CWE-121
CWE-476
CWE-787
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Ubuntu
Operating systems & Components / Operating system

libfaad2 (Ubuntu package)
Operating systems & Components / Operating system package or component

libfaad-dev (Ubuntu package)
Operating systems & Components / Operating system package or component

faad (Ubuntu package)
Operating systems & Components / Operating system package or component

Vendor Canonical Ltd.

Security Bulletin

This security bulletin contains information about 8 vulnerabilities.

1) Heap-based buffer overflow

EUVDB-ID: #VU63801

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-32272

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute code on the vulnerable system.

The vulnerability exists due to a boundary error in the stszin() function located in mp4read.c. A remote attacker can trick the victim to open a specially crafted file and execute code on the vulnerable system.

Mitigation

Update the affected package faad2 to the latest version.

Vulnerable software versions

Ubuntu: 14.04 - 20.04

libfaad2 (Ubuntu package): before Ubuntu Pro

libfaad-dev (Ubuntu package): before Ubuntu Pro

faad (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6313-1


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) Stack-based buffer overflow

EUVDB-ID: #VU63802

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-32273

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in the ftypin() function in mp4read.c. A remote attacker can trick the victim to open a specially crafted file and execute code on the vulnerable system.

Mitigation

Update the affected package faad2 to the latest version.

Vulnerable software versions

Ubuntu: 14.04 - 20.04

libfaad2 (Ubuntu package): before Ubuntu Pro

libfaad-dev (Ubuntu package): before Ubuntu Pro

faad (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6313-1


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.

3) Heap-based buffer overflow

EUVDB-ID: #VU63804

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-32274

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in the sbr_qmf_synthesis_64() function in sbr_qmf.c. A remote attacker can trick the victim to open a specially crafted data, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Mitigation

Update the affected package faad2 to the latest version.

Vulnerable software versions

Ubuntu: 14.04 - 20.04

libfaad2 (Ubuntu package): before Ubuntu Pro

libfaad-dev (Ubuntu package): before Ubuntu Pro

faad (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6313-1


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) NULL pointer dereference

EUVDB-ID: #VU63805

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-32276

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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

The vulnerability exists due to a NULL pointer dereference error in get_sample() function in output.c. A remote attacker can trick the victim to open a specially crafted data and perform a denial of service (DoS) attack.

Mitigation

Update the affected package faad2 to the latest version.

Vulnerable software versions

Ubuntu: 14.04 - 20.04

libfaad2 (Ubuntu package): before Ubuntu Pro

libfaad-dev (Ubuntu package): before Ubuntu Pro

faad (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6313-1


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) Heap-based buffer overflow

EUVDB-ID: #VU63806

Risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-32277

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in the sbr_qmf_analysis_32() function in sbr_qmf.c. A remote attacker can trick the victim to open a specially crafted data, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Mitigation

Update the affected package faad2 to the latest version.

Vulnerable software versions

Ubuntu: 14.04 - 20.04

libfaad2 (Ubuntu package): before Ubuntu Pro

libfaad-dev (Ubuntu package): before Ubuntu Pro

faad (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6313-1


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) Heap-based buffer overflow

EUVDB-ID: #VU63807

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-32278

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error. A remote attacker can trick the victim to open specially crafted data, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Mitigation

Update the affected package faad2 to the latest version.

Vulnerable software versions

Ubuntu: 14.04 - 20.04

libfaad2 (Ubuntu package): before Ubuntu Pro

libfaad-dev (Ubuntu package): before Ubuntu Pro

faad (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6313-1


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: #VU80125

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/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-2023-38857

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

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error within the stcoin() function in mp4read.c. A remote attacker can create a specially crafted file, trick the victim into opening it using the affected software, trigger an out-of-bounds write and perform a denial of service (DoS) attack.

Mitigation

Update the affected package faad2 to the latest version.

Vulnerable software versions

Ubuntu: 14.04 - 20.04

libfaad2 (Ubuntu package): before Ubuntu Pro

libfaad-dev (Ubuntu package): before Ubuntu Pro

faad (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6313-1


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: #VU80127

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/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-2023-38858

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

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error within the mp4info() function in mp4read.c. A remote attacker can create a specially crafted media file, trick the victim into opening it using the affected software, trigger an out-of-bounds write and crash the application.

Mitigation

Update the affected package faad2 to the latest version.

Vulnerable software versions

Ubuntu: 14.04 - 20.04

libfaad2 (Ubuntu package): before Ubuntu Pro

libfaad-dev (Ubuntu package): before Ubuntu Pro

faad (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6313-1


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.



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