How severe is CVE-2022-33064?

CVE-2022-33064 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-33064 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-33064?

CVE-2022-33064 affects Libsndfile Project Libsndfile. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-33064?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-33064 published?

CVE-2022-33064 was published on 2023-07-18 and last updated on 2026-06-17.

CVE-2022-33064

CVE-2022-33064 is a high-severity vulnerability in Libsndfile Project Libsndfile with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-193.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-193
Affected product: Libsndfile Project Libsndfile
Published: 2023-07-18
Last modified: 2026-06-17

Description

An off-by-one error in function wav_read_header in src/wav.c in Libsndfile 1.1.0, results in a write out of bound, which allows an attacker to execute arbitrary code, Denial of Service or other unspecified impacts.

Frequently asked questions

What is CVE-2022-33064?: An off-by-one error in function wav_read_header in src/wav.c in Libsndfile 1.1.0, results in a write out of bound, which allows an attacker to execute arbitrary code, Denial of Service or other unspecified impacts.
How severe is CVE-2022-33064?: CVE-2022-33064 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-33064 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-33064?: CVE-2022-33064 affects Libsndfile Project Libsndfile. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-33064?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-33064 published?: CVE-2022-33064 was published on 2023-07-18 and last updated on 2026-06-17.

References

https://github.com/libsndfile/libsndfile/issues/832

Affected products (1)

cpe:2.3:a:libsndfile_project:libsndfile:1.1.0:*:*:*:*:*:*:*

More vulnerabilities in Libsndfile Project Libsndfile

CVE-2017-12562 — Critical (CVSS 9.8): Heap-based Buffer Overflow in the psf_binheader_writef function in common.c in libsndfile through 1.0.28 allows remote…
CVE-2021-3246 — High (CVSS 8.8): A heap buffer overflow vulnerability in msadpcm_decode_block of libsndfile 1.0.30 allows attackers to execute arbitrary…
CVE-2018-13139 — High (CVSS 8.8): A stack-based buffer overflow in psf_memset in common.c in libsndfile 1.0.28 allows remote attackers to cause a denial…
CVE-2017-6892 — High (CVSS 8.8): In libsndfile version 1.0.28, an error in the "aiff_read_chanmap()" function (aiff.c) can be exploited to cause an…
CVE-2017-8361 — High (CVSS 8.8): The flac_buffer_copy function in flac.c in libsndfile 1.0.28 allows remote attackers to cause a denial of service…
CVE-2018-19662 — High (CVSS 8.1): An issue was discovered in libsndfile 1.0.28. There is a buffer over-read in the function i2alaw_array in alaw.c that…

All CVEs affecting Libsndfile Project Libsndfile →

Other CWE-193 (Off-by-one Error) vulnerabilities

CVE-2024-10442 — Critical (CVSS 10.0): Off-by-one error vulnerability in the transmission component in Synology Replication Service before 1.0.12-0066,…
CVE-2026-53309 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: ocfs2/dlm: fix off-by-one in dlm_match_regions()…
CVE-2024-38441 — Critical (CVSS 9.8): Netatalk before 3.2.1 has an off-by-one error and resultant heap-based buffer overflow because of setting ibuf[len] to…
CVE-2023-46853 — Critical (CVSS 9.8): In Memcached before 1.6.22, an off-by-one error exists when processing proxy requests in proxy mode, if \n is used…
CVE-2023-38429 — Critical (CVSS 9.8): An issue was discovered in the Linux kernel before 6.3.4. fs/ksmbd/connection.c in ksmbd has an off-by-one error in…
CVE-2022-34970 — Critical (CVSS 9.8): Crow before 1.0+4 has a heap-based buffer overflow via the function qs_parse in query_string.h. On successful…

Browse all CWE-193 (Off-by-one Error) vulnerabilities →