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.
References
| Link | Resource |
|---|---|
| https://lists.debian.org/debian-lts-announce/2021/03/msg00036.html | Mailing List Third Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=1941402 | Issue Tracking Third Party Advisory |
| https://www.samba.org/samba/security/CVE-2021-20277.html | Vendor Advisory |
| https://security.netapp.com/advisory/ntap-20210326-0007/ | Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZXP3ONIY6MB4C5LDZV4YL5KJCES3UX24/ | Mailing List Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VLZ74IF2N75VQSIHBL4B3P5WKWQCXSRY/ | Mailing List Third Party Advisory |
| https://www.debian.org/security/2021/dsa-4884 | Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X5J3B6PN5XMXF3OHYBNHDKZ3XFSUGY4L/ | Mailing List Third Party Advisory |
| https://security.gentoo.org/glsa/202105-22 | Third Party Advisory |
Advertisement
Configurations
Configuration 1 (hide)
|
Configuration 2 (hide)
|
Configuration 3 (hide)
|
Information
Published : 2021-05-12 07:15
Updated : 2022-08-05 09:01
NVD link : CVE-2021-20277
Mitre link : CVE-2021-20277
JSON object : View
CWE
CWE-787
Out-of-bounds Write
Advertisement
Products Affected
debian
- debian_linux
fedoraproject
- fedora
samba
- samba