How severe is CVE-2017-11333?

CVE-2017-11333 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-11333 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-11333?

CVE-2017-11333 affects Xiph.org Libvorbis. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-11333?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2017-11333 published?

CVE-2017-11333 was published on 2017-07-31 and last updated on 2026-06-17.

CVE-2017-11333

CVE-2017-11333 is a medium-severity vulnerability in Xiph.org Libvorbis with a CVSS 3.x base score of 5.5. 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-476.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Xiph.org Libvorbis
Published: 2017-07-31
Last modified: 2026-06-17

Description

The vorbis_analysis_wrote function in lib/block.c in Xiph.Org libvorbis 1.3.5 allows remote attackers to cause a denial of service (OOM) via a crafted wav file.

Frequently asked questions

What is CVE-2017-11333?: The vorbis_analysis_wrote function in lib/block.c in Xiph.Org libvorbis 1.3.5 allows remote attackers to cause a denial of service (OOM) via a crafted wav file.
How severe is CVE-2017-11333?: CVE-2017-11333 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-11333 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-11333?: CVE-2017-11333 affects Xiph.org Libvorbis. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-11333?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-11333 published?: CVE-2017-11333 was published on 2017-07-31 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:xiph.org:libvorbis:1.3.5:*:*:*:*:*:*:*

More vulnerabilities in Xiph.org Libvorbis

CVE-2017-14632 — Critical (CVSS 9.8): Xiph.Org libvorbis 1.3.5 allows Remote Code Execution upon freeing uninitialized memory in the function…
CVE-2008-1423 — Critical (CVSS 9.3): Integer overflow in a certain quantvals and quantlist calculation in Xiph.org libvorbis 1.2.0 and earlier allows remote…
CVE-2018-10392 — High (CVSS 8.8): mapping0_forward in mapping0.c in Xiph.Org libvorbis 1.3.6 does not validate the number of channels, which allows…
CVE-2017-14160 — High (CVSS 8.8): The bark_noise_hybridmp function in psy.c in Xiph.Org libvorbis 1.3.5 allows remote attackers to cause a denial of…
CVE-2018-10393 — High (CVSS 7.5): bark_noise_hybridmp in psy.c in Xiph.Org libvorbis 1.3.6 has a stack-based buffer over-read.
CVE-2008-1420 — Medium (CVSS 6.8): Integer overflow in residue partition value (aka partvals) evaluation in Xiph.org libvorbis 1.2.0 and earlier allows…

All CVEs affecting Xiph.org Libvorbis →

Other CWE-476 (NULL Pointer Dereference) vulnerabilities

CVE-2022-36648 — Critical (CVSS 10.0): The hardware emulation in the of_dpa_cmd_add_l2_flood of rocker device model in QEMU, as used in 7.0.0 and earlier,…
CVE-2020-14500 — Critical (CVSS 10.0): Secomea GateManager all versions prior to 9.2c, An attacker can send a negative value and overwrite arbitrary data.
CVE-2010-2495 — Critical (CVSS 10.0): The pppol2tp_xmit function in drivers/net/pppol2tp.c in the L2TP implementation in the Linux kernel before 2.6.34 does…
CVE-2026-46195 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: smb: client: validate dacloffset before building…
CVE-2026-31657 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: batman-adv: hold claim backbone gateways by…
CVE-2026-31436 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix possible wrong descriptor…

Browse all CWE-476 (NULL Pointer Dereference) vulnerabilities →