CVE-2018-3977: Buffer Overflow
First published: Thu Nov 01 2018(Updated: )
An exploitable code execution vulnerability exists in the XCF image rendering functionality of SDL2_image-2.0.3. A specially crafted XCF image can cause a heap overflow, resulting in code execution. An attacker can display a specially crafted image to trigger this vulnerability.
Credit: talos-cna@cisco.com talos-cna@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Libsdl Sdl Image | =2.0.3 | |
| debian/libsdl2-image | 2.0.5+dfsg1-2 2.6.3+dfsg-1 2.8.4+dfsg-1 | |
| debian/sdl-image1.2 | 1.2.12-12 1.2.12-13 1.2.12-14 |
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Reference Links
- https://lists.debian.org/debian-lts-announce/2019/07/msg00021.html
- https://lists.debian.org/debian-lts-announce/2019/07/msg00026.html
- https://security.gentoo.org/glsa/201903-17
- https://talosintelligence.com/vulnerability_reports/TALOS-2018-0645
- https://usn.ubuntu.com/4238-1/
- https://launchpad.net/bugs/cve/CVE-2018-3977
- https://hg.libsdl.org/SDL_image/rev/170d7d32e4a8
- https://hg.libsdl.org/SDL_image/rev/b1a80aec2b10
- https://security-tracker.debian.org/tracker/CVE-2018-3977
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-3977
- https://nvd.nist.gov/vuln/detail/CVE-2018-3977
- https://ubuntu.com/security/CVE-2018-3977
Frequently Asked Questions
What is CVE-2018-3977?
CVE-2018-3977 is an exploitable code execution vulnerability in the XCF image rendering functionality of SDL2_image-2.0.3.
How does CVE-2018-3977 work?
A specially crafted XCF image can cause a heap overflow, resulting in code execution.
What is the severity of CVE-2018-3977?
CVE-2018-3977 has a severity value of 8.8 (high).
Which software versions are affected by CVE-2018-3977?
SDL2_image-2.0.0+dfsg-3+ up to exclusive SDL2_image-2.0.3+dfsg1-3 are affected.
How can I fix CVE-2018-3977?
To fix CVE-2018-3977, upgrade to SDL2_image version 2.0.0+dfsg-3+ (for Ubuntu) or version 2.0.4+dfsg1-1+deb10u1 (for Debian).
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- agent/author
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- vendor/libsdl
- canonical/libsdl sdl image
- version/libsdl sdl image/2.0.3
- package-manager/debian