PT-2019-15978 · Libspiro+1 · Libspiro+1

Fcambus · Published 2019-12-17 · Updated 2024-03-12 · CVE-2019-19847

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Libspiro versions prior to 20190731

Description The issue is related to a stack-based buffer overflow in the spiro to bpath0() function, located in the spiro.c file. This overflow can potentially lead to an out-of-bounds write.

Recommendations For Libspiro versions prior to 20190731, consider disabling the spiro to bpath0() function as a temporary workaround until a patch is available. Restrict access to the spiro.c module to minimize the risk of exploitation. Avoid using the affected function in critical operations until the issue is resolved.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

ALT-PU-2021-3234

AZL-7273

CVE-2019-19847

OPENSUSE-SU-2024:10996-1

Affected Products

Alt Linux

Libspiro

References · 10

• 🔥 https://github.com/fontforge/libspiro/issues/21 · Exploit
• https://osv.dev/vulnerability/UBUNTU-CVE-2019-19847 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2019-19847 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2019-19847 · Vendor Advisory
• https://osv.dev/vulnerability/AZL-7273 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-19847 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-19847 · Security Note
• https://osv.dev/vulnerability/CVE-2019-19847 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2019-19847 · Security Note
• https://twitter.com/Esparta6108713/status/1767676659992330439 · Twitter Post