Vulnerability Description
A flaw was found in libcaca. A buffer overflow of export.c in function export_troff might lead to memory corruption and other potential consequences.
CVSS Score
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libcaca Project | Libcaca | - |
| Fedoraproject | Fedora | 34 |
Related Weaknesses (CWE)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1948679Issue TrackingThird Party Advisory
- https://github.com/cacalabs/libcaca/issues/54ExploitIssue TrackingThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2024/04/msg00004.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://bugzilla.redhat.com/show_bug.cgi?id=1948679Issue TrackingThird Party Advisory
- https://github.com/cacalabs/libcaca/issues/54ExploitIssue TrackingThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2024/04/msg00004.html
- https://lists.debian.org/debian-lts-announce/2025/07/msg00019.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
FAQ
What is CVE-2021-30499?
CVE-2021-30499 is a vulnerability with a CVSS score of 7.8 (HIGH). A flaw was found in libcaca. A buffer overflow of export.c in function export_troff might lead to memory corruption and other potential consequences.
How severe is CVE-2021-30499?
CVE-2021-30499 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-30499?
Check the references section above for vendor advisories and patch information. Affected products include: Libcaca Project Libcaca, Fedoraproject Fedora.