CVE-2015-0823

7.5 HIGH 4% exploit odds Fix listed

What it is

Multiple use-after-free vulnerabilities in OpenType Sanitiser, as used in Mozilla Firefox before 36.0, might allow remote attackers to trigger problematic Developer Console information or possibly have unspecified other impact by leveraging incorrect macro expansion, related to the ots::ots_gasp_parse function.

At a glance

Exploitability: Can be exploited over the network without logging in. Limited direct impact.
Exploit odds: 3.9% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2015-02-25 11:59 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 00:20 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 3.9% in the next 30 days (EPSS).
Severity: 7.5 HIGH (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2015-02-25 11:59 UTC
Last modified: 2026-06-17 00:20 UTC
Exploit probability: 3.9% · EPSS, next 30 days
Record status: Modified

Affected

Canonical Ubuntu Linux 12.04
Canonical Ubuntu Linux 14.04
Canonical Ubuntu Linux 14.10
Opentype Sanitiser Project Opentype Sanitiser
Mozilla Firefox ≤ 35.0.1
Mozilla Firefox 0.1
Mozilla Firefox 0.2
Mozilla Firefox 0.3

Attack profile CVSS 2.0 · 7.5

Attack vector: Network
Complexity: Low
Authentication: None
Confidentiality: Partial
Integrity: Partial
Availability: Partial

Raw vector

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

Is it in your code?

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Read https://cve-list.com/agent/cve/CVE-2015-0823.md and follow it. Check whether this project is affected by CVE-2015-0823. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record