SUSE update for libsndfile
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-4156 |
| CWE-ID | CWE-125 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
SUSE Linux Enterprise Point of Sale Operating systems & Components / Operating system SUSE Linux Enterprise Debuginfo Operating systems & Components / Operating system SUSE Linux Enterprise Server Operating systems & Components / Operating system libsndfile-debuginfo-32bit Operating systems & Components / Operating system package or component libsndfile-debugsource Operating systems & Components / Operating system package or component libsndfile-debuginfo Operating systems & Components / Operating system package or component libsndfile-32bit Operating systems & Components / Operating system package or component libsndfile Operating systems & Components / Operating system package or component |
| Vendor | SUSE |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Out-of-bounds read
EUVDB-ID: #VU63043
Risk: Medium
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2021-4156
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition within the flac_read_loop() function in flac.c. A remote attacker can pass specially crafted data to the application, trigger an out-of-bounds read error and perform a denial of service (DoS) attack.
MitigationUpdate the affected package libsndfile to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Point of Sale: 11-SP3
SUSE Linux Enterprise Debuginfo: 11-SP3 - 11-SP4
SUSE Linux Enterprise Server: 11-SP4-LTSS
libsndfile-debuginfo-32bit: before 1.0.20-2.19.18.1
libsndfile-debugsource: before 1.0.20-2.19.18.1
libsndfile-debuginfo: before 1.0.20-2.19.18.1
libsndfile-32bit: before 1.0.20-2.19.18.1
libsndfile: before 1.0.20-2.19.18.1
CPE2.3- cpe:2.3:o:suse:suse_linux_enterprise_point_of_sale:11-SP3:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_debuginfo:11-SP3:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_debuginfo:11-SP4:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_server:11-SP4-LTSS:*:*:*:*:*:*:*
- cpe:2.3:a:suse:libsndfile-debuginfo-32bit:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:libsndfile-debugsource:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:libsndfile-debuginfo:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:libsndfile-32bit:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:libsndfile:*:*:*:*:*:suse_linux:*:*
https://www.suse.com/support/update/announcement/2022/suse-su-202214872-1/
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.
