Vulnerability Monitor

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CVE-2022-37451

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.

Published

2022-08-06T18:15:08.967

Last Modified

2024-11-21T07:15:00.393

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

Weaknesses

Type: Primary
CWE-763

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	exim	exim	< 4.96	Yes
Operating System	fedoraproject	fedora	35	Yes
Operating System	fedoraproject	fedora	36	Yes

References

https://cwe.mitre.org/data/definitions/762.html Third Party Advisory ([email protected])
https://github.com/Exim/exim/commit/51be321b27825c01829dffd90f11bfff256f7e42 Patch, Third Party Advisory ([email protected])
https://github.com/Exim/exim/compare/exim-4.95...exim-4.96 Release Notes, Third Party Advisory ([email protected])
https://github.com/Exim/exim/wiki/EximSecurity Release Notes, Third Party Advisory ([email protected])
https://github.com/ivd38/exim_invalid_free Exploit, Patch, Third Party Advisory ([email protected])
https://lists.exim.org/lurker/message/20220625.141825.d6de6074.en.html Mailing List, Release Notes, Vendor Advisory ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LETR5CVDPFOFQHXCJP6NFLG52JZHQYDY/ ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XSWDF4QEXD4TDWQLYQOWCHBJKTDQR4Z7/ ([email protected])
https://www.exim.org/static/doc/security/ Vendor Advisory ([email protected])
https://www.openwall.com/lists/oss-security/2022/08/06/1 Mailing List, Third Party Advisory ([email protected])
https://cwe.mitre.org/data/definitions/762.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/Exim/exim/commit/51be321b27825c01829dffd90f11bfff256f7e42 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/Exim/exim/compare/exim-4.95...exim-4.96 Release Notes, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/Exim/exim/wiki/EximSecurity Release Notes, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/ivd38/exim_invalid_free Exploit, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.exim.org/lurker/message/20220625.141825.d6de6074.en.html Mailing List, Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LETR5CVDPFOFQHXCJP6NFLG52JZHQYDY/ (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XSWDF4QEXD4TDWQLYQOWCHBJKTDQR4Z7/ (af854a3a-2127-422b-91ae-364da2661108)
https://www.exim.org/static/doc/security/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.openwall.com/lists/oss-security/2022/08/06/1 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)