CVE-2022-31796
MEDIUMCVSS 6.5/10EPSS 0.86%
Last modified
CVE-2022-31796 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. libjpeg 1.63 has a heap-based buffer over-read in HierarchicalBitmapRequester::FetchRegion in hierarchicalbitmaprequester.cpp because the MCU size can be different between allocation and use.. EPSS estimates a 0.86% chance of exploitation in the next 30 days.
Description
libjpeg 1.63 has a heap-based buffer over-read in HierarchicalBitmapRequester::FetchRegion in hierarchicalbitmaprequester.cpp because the MCU size can be different between allocation and use.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Jpeg | Libjpeg | 1.63 |
References
- https://github.com/thorfdbg/libjpeg/commit/187035b9726710b4fe11d565c7808975c930895dPatch, Third Party Advisory
- https://github.com/thorfdbg/libjpeg/issues/71Third Party Advisory
- https://github.com/thorfdbg/libjpeg/commit/187035b9726710b4fe11d565c7808975c930895dPatch, Third Party Advisory
- https://github.com/thorfdbg/libjpeg/issues/71Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-31796?
libjpeg 1.63 has a heap-based buffer over-read in HierarchicalBitmapRequester::FetchRegion in hierarchicalbitmaprequester.cpp because the MCU size can be different between allocation and use.
How severe is CVE-2022-31796?
CVE-2022-31796 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.86% probability of exploitation in the next 30 days.
How do I fix CVE-2022-31796?
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-2022-31790WatchGuard Firebox and XTM appliances allow an unauthenticat…7.5
- CVE-2022-31791WatchGuard Firebox and XTM appliances allow a local attacker…7.8
- CVE-2022-31792A stored cross-site scripting (XSS) vulnerability exists in …5.4
- CVE-2022-31793do_request in request.c in muhttpd before 1.1.7 allows remot…7.5
- CVE-2022-31794An issue was discovered on Fujitsu ETERNUS CentricStor CS800…9.8
- CVE-2022-31795An issue was discovered on Fujitsu ETERNUS CentricStor CS800…9.8
- CVE-2022-31798Nortek Linear eMerge E3-Series 0.32-07p devices are vulnerab…6.1
- CVE-2022-31799Bottle before 0.12.20 mishandles errors during early request…9.8
- CVE-2022-3180The WPGateway Plugin for WordPress is vulnerable to privileg…9.8
- CVE-2022-31800An unauthenticated, remote attacker could upload malicious l…9.8
- CVE-2022-31801An unauthenticated, remote attacker could upload malicious l…9.8
- CVE-2022-31802In CODESYS Gateway Server V2 for versions prior to V2.3.9.38…9.8
Are you affected by CVE-2022-31796?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST