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CVE-2014-9756· NVD / CVE Program· CNA mitre

The psf_fwrite function in file_io.c in libsndfile allows attackers to cause a denial of service (divide-by-zero error and application crash

The psf_fwrite function in file_io.c in libsndfile allows attackers to cause a denial of service (divide-by-zero error and application crash) via unspecified vectors related to the headindex variable.

MediumCVSS 5.0 · v2.0—No exploit Fix available
Published
Nov 19, 2015
Updated
Jun 16, 2026
EPSS
2.8% · 86th percentile
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Report tools

JSON

Action score

21

Monitor

Low priority for now.

CVSS
20 / 40 · 5.0 / 10
CISA KEV
0 / 30 · Not listed
EPSS
1 / 30 · 2.8%

Affected systems

VendorProduct
libsndfile projectlibsndfile
canonicalubuntu linux
opensuseleap
opensuseopensuse

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • canonical ubuntu linux12.04
  • canonical ubuntu linux14.04
  • canonical ubuntu linux15.04
  • canonical ubuntu linux15.10
  • libsndfile project libsndfilebefore 1.0.26
  • opensuse leap42.1
  • opensuse opensuse13.1
  • opensuse opensuse13.2

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

EcosystemPackageAffected rangeFix
Debian:12libsndfilebefore 1.0.25-101.0.25-10
Debian:6.0libsndfilebefore 1.0.21-3+squeeze21.0.21-3+squeeze2
Debian:7libsndfilebefore 1.0.25-9.1+deb7u11.0.25-9.1+deb7u1
openSUSE:Tumbleweedlibsndfilebefore 1.0.26-2.41.0.26-2.4
openSUSE:Tumbleweedlibsndfile-progsbefore 1.0.26-2.41.0.26-2.4
SUSE:Linux Enterprise Desktop 12libsndfilebefore 1.0.25-25.11.0.25-25.1
SUSE:Linux Enterprise Software Development Kit 11 SP3libsndfilebefore 1.0.20-2.10.21.0.20-2.10.2

Same product

libsndfile project: all records

Other highest-scoring records for the same primary product.

  • CVE-2017-12562Heap-based Buffer Overflow in the psf_binheader_writef function in common.c in libsndfile through 1.0.28 allows remote attackers to cause a
    40Plan
  • CVE-2021-3246A heap buffer overflow vulnerability in msadpcm_decode_block of libsndfile 1.0.30 allows attackers to execute arbitrary code via a crafted W
    36Monitor
  • CVE-2018-13139A stack-based buffer overflow in psf_memset in common.c in libsndfile 1.0.28 allows remote attackers to cause a denial of service (applicati
    36Monitor
  • CVE-2017-6892In libsndfile version 1.0.28, an error in the "aiff_read_chanmap()" function (aiff.c) can be exploited to cause an out-of-bounds read memory
    36Monitor
  • CVE-2017-8361The flac_buffer_copy function in flac.c in libsndfile 1.0.28 allows remote attackers to cause a denial of service (buffer overflow and appli
    36Monitor
  • CVE-2018-19662An issue was discovered in libsndfile 1.0.28.
    33Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
debian:libsndfile1.0.25-10 · Debian:12Package registry (OSV)
opensuse:libsndfile1.0.26-2.4 · openSUSE:TumbleweedPackage registry (OSV)
opensuse:libsndfile-progs1.0.26-2.4 · openSUSE:TumbleweedPackage registry (OSV)
suse:libsndfile1.0.20-2.10.2 · SUSE:Linux Enterprise Software Development Kit 11 SP3Package registry (OSV)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • No special conditions are required; it is repeatable.

If successful

Confidentiality
none
Integrity
none
Availability
P · the service can be disrupted
Attack complexity
Low
Confidentiality impact
None
Integrity impact
None
Availability impact
P

Weakness class (CWE)

CWE-369 · Divide By Zero

CVSS vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Noroxi analysis

No Noroxi analysis for this record yet

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Change log

  1. Fix✗ → ✓

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References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records