CVE-2022-44638
HIGHCVSS 8.8/10EPSS 1.44%
Last modified
CVE-2022-44638 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. In libpixman in Pixman before 0.42.2, there is an out-of-bounds write (aka heap-based buffer overflow) in rasterize_edges_8 due to an integer overflow in pixman_sample_floor_y.. EPSS estimates a 1.44% chance of exploitation in the next 30 days.
Description
In libpixman in Pixman before 0.42.2, there is an out-of-bounds write (aka heap-based buffer overflow) in rasterize_edges_8 due to an integer overflow in pixman_sample_floor_y.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Pixman | Pixman | < 0.42.2 |
| Debian | Debian Linux | 10.0 |
| Debian | Debian Linux | 11.0 |
| Fedoraproject | Fedora | 35 |
| Fedoraproject | Fedora | 36 |
| Fedoraproject | Fedora | 37 |
References
- http://packetstormsecurity.com/files/170121/pixman-pixman_sample_floor_y-Integer-Overflow.htmlExploit, Third Party Advisory
- https://gitlab.freedesktop.org/pixman/pixman/-/issues/63Exploit, Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/11/msg00008.htmlMailing List, Third Party Advisory
- https://www.debian.org/security/2022/dsa-5276Third Party Advisory
- http://packetstormsecurity.com/files/170121/pixman-pixman_sample_floor_y-Integer-Overflow.htmlExploit, Third Party Advisory
- https://gitlab.freedesktop.org/pixman/pixman/-/issues/63Exploit, Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/11/msg00008.htmlMailing List, Third Party Advisory
- https://www.debian.org/security/2022/dsa-5276Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-44638?
In libpixman in Pixman before 0.42.2, there is an out-of-bounds write (aka heap-based buffer overflow) in rasterize_edges_8 due to an integer overflow in pixman_sample_floor_y.
How severe is CVE-2022-44638?
CVE-2022-44638 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.44% probability of exploitation in the next 30 days.
How do I fix CVE-2022-44638?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2022
- CVE-2022-44632Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerabili…4.8
- CVE-2022-44633Missing Authorization vulnerability in YITH YITH WooCommerce…6.5
- CVE-2022-44634Auth. (admin+) Arbitrary File Read vulnerability in S2W – Im…4.9
- CVE-2022-44635Apache Fineract allowed an authenticated user to perform rem…8.8
- CVE-2022-44636The Samsung TV (2021 and 2022 model) smart remote control al…4.6
- CVE-2022-44637Redmine before 4.2.9 and 5.0.x before 5.0.4 allows persisten…6.1
- CVE-2022-4464Themify Portfolio Post WordPress plugin before 1.2.1 does no…5.4
- CVE-2022-44640Heimdal before 7.7.1 allows remote attackers to execute arbi…9.8
- CVE-2022-44641In Linaro Automated Validation Architecture (LAVA) before 20…6.5
- CVE-2022-44643A vulnerability in the label-based access control of Grafana…8.8
- CVE-2022-44644In Apache Linkis <=1.3.0 when used with the MySQL Connector/…6.5
- CVE-2022-44645In Apache Linkis <=1.3.0 when used with the MySQL Connector/…8.8
Are you affected by CVE-2022-44638?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST