PT-2025-45999 · Julia · Libcurl Jll

Published 2025-10-10 · Updated 2025-10-10

OSV

When sending data to an MQTT server, libcurl <= 7.73.0 and 7.78.0 could in some circumstances erroneously keep a pointer to an already freed memory area and both use that again in a subsequent call to send data and also free it again.

Related Identifiers

JLSEC-2025-29

Affected Products

Libcurl Jll

References · 11

• https://debian.org/security/2022/dsa-5197 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/APOAK4X73EJTAPTSVT7IRVDMUWVXNWGD · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RWLEC6YVEM2HWUBX67SDGPSY4CQB72OE · Vendor Advisory
• https://osv.dev/vulnerability/JLSEC-2025-29 · Vendor Advisory
• http://seclists.org/fulldisclosure/2022/Mar/29 · Note
• https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf · Note
• https://hackerone.com/reports/1269242 · Note
• https://security.gentoo.org/glsa/202212-01 · Note
• https://security.netapp.com/advisory/ntap-20211029-0003 · Note
• https://oracle.com/security-alerts/cpuoct2021.html · Note
• https://support.apple.com/kb/HT213183 · Note