CVE-2007-4944
CVE-2007-4944 is a medium-severity vulnerability in Opera Opera Browser with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Medium (CVSS 2.0 base score 5.0)
- EPSS exploit prediction: 2% (80th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Opera Opera Browser
- Published:
- Last modified:
Description
The canvas.createPattern function in Opera 9.x before 9.22 for Linux, FreeBSD, and Solaris does not clear memory before using it to process a new pattern, which allows remote attackers to obtain sensitive information (memory contents) via JavaScript.
Frequently asked questions
- What is CVE-2007-4944?
- The canvas.createPattern function in Opera 9.x before 9.22 for Linux, FreeBSD, and Solaris does not clear memory before using it to process a new pattern, which allows remote attackers to obtain sensitive information (memory contents) via JavaScript.
- How severe is CVE-2007-4944?
- CVE-2007-4944 has a CVSS 2.0 base score of 5.0, rated medium severity.
- Is CVE-2007-4944 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2007-4944?
- CVE-2007-4944 primarily affects Opera Opera Browser. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2007-4944?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2007-4944 published?
- CVE-2007-4944 was published on 2007-09-18 and last updated on 2026-06-16.
References
- http://osvdb.org/45946
- http://security.gentoo.org/glsa/glsa-200708-17.xml
- http://www.opera.com/docs/changelogs/freebsd/922/
- http://www.opera.com/docs/changelogs/linux/922/
- http://www.opera.com/docs/changelogs/solaris/922/
- http://www.opera.com/support/search/view/861/
Affected products (10)
- cpe:2.3:a:opera:opera_browser:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:opera:opera_browser:9.0:beta1:*:*:*:*:*:*
- cpe:2.3:a:opera:opera_browser:9.0:beta2:*:*:*:*:*:*
- cpe:2.3:a:opera:opera_browser:9.01:*:*:*:*:*:*:*
- cpe:2.3:a:opera:opera_browser:9.02:*:*:*:*:*:*:*
- cpe:2.3:a:opera:opera_browser:9.10:*:*:*:*:*:*:*
- cpe:2.3:a:opera:opera_browser:9.12:*:*:*:*:*:*:*
- cpe:2.3:a:opera:opera_browser:9.20:*:*:*:*:*:*:*
- cpe:2.3:a:opera:opera_browser:9.20:beta1:*:*:*:*:*:*
- cpe:2.3:a:opera:opera_browser:9.21:*:*:*:*:*:*:*
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