Sunday, May 2, 2021

Huawei EulerOS: CVE-2021-20277: samba security update

Description
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.
Solution(s)
  • huawei-euleros-2_0_sp3-upgrade-libsmbclient
  • huawei-euleros-2_0_sp3-upgrade-libwbclient
  • huawei-euleros-2_0_sp3-upgrade-samba
  • huawei-euleros-2_0_sp3-upgrade-samba-client
  • huawei-euleros-2_0_sp3-upgrade-samba-client-libs
  • huawei-euleros-2_0_sp3-upgrade-samba-common
  • huawei-euleros-2_0_sp3-upgrade-samba-common-libs
  • huawei-euleros-2_0_sp3-upgrade-samba-common-tools
  • huawei-euleros-2_0_sp3-upgrade-samba-libs
  • huawei-euleros-2_0_sp3-upgrade-samba-python
  • huawei-euleros-2_0_sp3-upgrade-samba-winbind
  • huawei-euleros-2_0_sp3-upgrade-samba-winbind-clients
  • huawei-euleros-2_0_sp3-upgrade-samba-winbind-modules


  • References
  • https://attackerkb.com/topics/cve-2021-20277
  • CVE - 2021-20277
  • EulerOS-SA-2021-1846




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