Libgxps
CVE-2017-11590
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Lifecycle Timeline
1DescriptionCVE.org
There is a NULL pointer dereference in the caseless_hash function in gxps-archive.c in libgxps 0.2.5. A crafted input will lead to a remote denial of service attack.
AnalysisAI
There is a NULL pointer dereference in the caseless_hash function in gxps-archive.c in libgxps 0.2.5. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as NULL Pointer Dereference (CWE-476), which allows attackers to crash the application by dereferencing a null pointer. There is a NULL pointer dereference in the caseless_hash function in gxps-archive.c in libgxps 0.2.5. A crafted input will lead to a remote denial of service attack. Affected products include: Gnome Libgxps.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Check pointers before dereferencing. Use static analysis tools to detect null pointer paths.
There is a stack-based buffer over-read in calling GLib in the function gxps_images_guess_content_type of gxps-images.c
There is a heap-based buffer over-read in the function ft_font_face_hash of gxps-fonts.c in libgxps through 0.3.0. Rated
Same weakness CWE-476 – NULL Pointer Dereference
View allSame technique Null Pointer Dereference
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External POC / Exploit Code
Leaving vuln.today