Leírás
Dupla felszabadítás: A program kétszer hívja meg a free() függvényt ugyanarra a memóriacímre, ami a váratlan memóriahelyek módosításához vezethet.
- Leírás forrása
- CWE-415
CVE-2023-25136
Alapadatok
CVSS vektor
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
- Hálózatról kihasználható
- Magas komplexitás
- Nem szükséges jogosultság
- Nem szükséges felhasználói interakció
Hivatkozások
http://www.openwall.com/lists/oss-security/2023/02/13/1
http://www.openwall.com/lists/oss-security/2023/02/22/1
http://www.openwall.com/lists/oss-security/2023/02/22/2
http://www.openwall.com/lists/oss-security/2023/02/23/3
http://www.openwall.com/lists/oss-security/2023/03/06/1
http://www.openwall.com/lists/oss-security/2023/03/09/2
https://bugzilla.mindrot.org/show_bug.cgi?id=3522
https://ftp.openbsd.org/pub/OpenBSD/patches/7.2/common/017_sshd.patch.sig
https://github.com/openssh/openssh-portable/commit/486c4dc3b83b4b67d663fb0fa62bc24138ec3946
https://jfrog.com/blog/openssh-pre-auth-double-free-cve-2023-25136-writeup-and-proof-of-concept/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JGAUIXJ3TEKCRKVWFQ6GDAGQFTIIGQQP/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R7LKQDFZWKYHQ65TBSH2X2HJQ4V2THS3/
https://news.ycombinator.com/item?id=34711565
https://security.netapp.com/advisory/ntap-20230309-0003/
https://www.openwall.com/lists/oss-security/2023/02/02/2
http://www.openwall.com/lists/oss-security/2023/02/22/1
http://www.openwall.com/lists/oss-security/2023/02/22/2
http://www.openwall.com/lists/oss-security/2023/02/23/3
http://www.openwall.com/lists/oss-security/2023/03/06/1
http://www.openwall.com/lists/oss-security/2023/03/09/2
https://bugzilla.mindrot.org/show_bug.cgi?id=3522
https://ftp.openbsd.org/pub/OpenBSD/patches/7.2/common/017_sshd.patch.sig
https://github.com/openssh/openssh-portable/commit/486c4dc3b83b4b67d663fb0fa62bc24138ec3946
https://jfrog.com/blog/openssh-pre-auth-double-free-cve-2023-25136-writeup-and-proof-of-concept/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JGAUIXJ3TEKCRKVWFQ6GDAGQFTIIGQQP/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R7LKQDFZWKYHQ65TBSH2X2HJQ4V2THS3/
https://news.ycombinator.com/item?id=34711565
https://security.netapp.com/advisory/ntap-20230309-0003/
https://www.openwall.com/lists/oss-security/2023/02/02/2