A flaw was found in Samba’s libldb. Multiple, consecutive leading spaces in an LDAP attribute can lead to an out-of-bounds memory write, leading to a crash of the LDAP server process handling the request. The highest threat from this vulnerability is to system availability.
[
{
"product": "samba",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "samba 4.14.1, samba 4.13.6, samba 4.12.13"
}
]
}
]
bugzilla.redhat.com/show_bug.cgi?id=1941402
lists.debian.org/debian-lts-announce/2021/03/msg00036.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VLZ74IF2N75VQSIHBL4B3P5WKWQCXSRY/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X5J3B6PN5XMXF3OHYBNHDKZ3XFSUGY4L/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXP3ONIY6MB4C5LDZV4YL5KJCES3UX24/
security.gentoo.org/glsa/202105-22
security.netapp.com/advisory/ntap-20210326-0007/
www.debian.org/security/2021/dsa-4884
www.samba.org/samba/security/CVE-2021-20277.html