7.5

CVE-2022-37451

Exploit
Exim before 4.96 has an invalid free in pam_converse in auths/call_pam.c because store_free is not used after store_malloc.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Exim ≫ Exim Version < 4.96
Fedoraproject ≫ Fedora Version35
Fedoraproject ≫ Fedora Version36
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 2.55% 0.83
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-763 Release of Invalid Pointer or Reference

The product attempts to return a memory resource to the system, but it calls the wrong release function or calls the appropriate release function incorrectly.

https://cwe.mitre.org/data/definitions/762.html
Third Party Advisory
https://github.com/Exim/exim/commit/51be321b27825c01829dffd90f11bfff256f7e42
Patch
Third Party Advisory
https://github.com/Exim/exim/compare/exim-4.95...exim-4.96
Third Party Advisory
Release Notes
https://github.com/Exim/exim/wiki/EximSecurity
Third Party Advisory
Release Notes
https://github.com/ivd38/exim_invalid_free
Patch
Third Party Advisory
Exploit
https://lists.exim.org/lurker/message/20220625.141825.d6de6074.en.html
Vendor Advisory
Mailing List
Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LETR5CVDPFOFQHXCJP6NFLG52JZHQYDY/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XSWDF4QEXD4TDWQLYQOWCHBJKTDQR4Z7/
https://www.exim.org/static/doc/security/
Vendor Advisory
https://www.openwall.com/lists/oss-security/2022/08/06/1
Third Party Advisory
Mailing List