Ubuntu update for freerdp2



Published: 2024-04-25
Risk Medium
Patch available YES
Number of vulnerabilities 4
CVE-ID CVE-2024-32658
CVE-2024-32659
CVE-2024-32660
CVE-2024-32661
CWE-ID CWE-125
CWE-119
CWE-476
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Ubuntu
Operating systems & Components / Operating system

libfreerdp2-2 (Ubuntu package)
Operating systems & Components / Operating system package or component

Vendor Canonical Ltd.

Security Bulletin

This security bulletin contains information about 4 vulnerabilities.

1) Out-of-bounds read

EUVDB-ID: #VU88941

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-32658

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 ExtractRunLengthRegular. A remote attacker can trigger an out-of-bounds read error and read contents of memory on the system.

Mitigation

Update the affected package freerdp2 to the latest version.

Vulnerable software versions

Ubuntu: 20.04 - 23.10

libfreerdp2-2 (Ubuntu package): before 2.10.0+dfsg1-1.1ubuntu1.3

External links

http://ubuntu.com/security/notices/USN-6752-1


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) Out-of-bounds read

EUVDB-ID: #VU88943

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-32659

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 freerdp_image_copy. A remote attacker can trigger an out-of-bounds read error and read contents of memory on the system.

Mitigation

Update the affected package freerdp2 to the latest version.

Vulnerable software versions

Ubuntu: 20.04 - 23.10

libfreerdp2-2 (Ubuntu package): before 2.10.0+dfsg1-1.1ubuntu1.3

External links

http://ubuntu.com/security/notices/USN-6752-1


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) Buffer overflow

EUVDB-ID: #VU88945

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-32660

CWE-ID: CWE-119 - Memory corruption

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. A remote attacker can trigger memory corruption and cause a denial of service condition on the target system.

Mitigation

Update the affected package freerdp2 to the latest version.

Vulnerable software versions

Ubuntu: 20.04 - 23.10

libfreerdp2-2 (Ubuntu package): before 2.10.0+dfsg1-1.1ubuntu1.3

External links

http://ubuntu.com/security/notices/USN-6752-1


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: #VU88947

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-32661

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 rdp_write_logon_info_v1. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation

Update the affected package freerdp2 to the latest version.

Vulnerable software versions

Ubuntu: 20.04 - 23.10

libfreerdp2-2 (Ubuntu package): before 2.10.0+dfsg1-1.1ubuntu1.3

External links

http://ubuntu.com/security/notices/USN-6752-1


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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