Kutholakale ubuthakathaka obune ku-X.Org Server obuvumela ukwanda kwamalungelo uma iseva ye-X isebenza ngamalungelo ezimpande, noma ukusetshenziswa kwekhodi ohlelweni olukude uma ukufinyelela kungokudluliselwa kweseshini ye-X11 nge-SSH. Izinkinga kulindeleke ukuthi zilungiswe ku-xorg-server 21.1.2, okulindeleke ezinsukwini ezizayo. Izinkinga azikalungiswa ekusakazweni (Debian, Ubuntu, RHEL, SUSE, Fedora, Arch).
- I-CVE-2021-4008 - ukuchichima kwebhafa kumsebenzi we-SProcRenderCompositeGlyphs. Le nkinga ivela ngoba isibambi sesicelo se-CompositeGlyphs kusandiso se-Render siqinisekisa ngokungalungile ubude bedatha edlulisiwe. Lokhu kungase kusetshenziswe kabi ukuze kubhalwe idatha engafanele ibe ngaphezu kwemingcele yebhafa. Ipheshi selikhishiwe.
- Ukuchichima kwe-CVE-2021-4009 Buffer kumsebenzi we-SProcXFixesCreatePointerBarrier okubangelwa ukuqinisekiswa kobude besicelo obungafanele kusibambi se-CreatePointerBarrier esisetshenziswe kusandiso se-XFixes. Lesi siqeshana silungisa lolu daba.
- CVE-2021-4010 — Ukuchichima kwebhafa kumsebenzi we-SProcScreenSaverSuspend ngenxa yokuqinisekiswa okungafanele kobude besicelo sokumisa okwesikhashana kusandiso Sesilondolozi Sesikrini. Kukhishwe isiqeshana sokulungisa lolu daba.
- I-CVE-2021-4011 - Ukuchichima kwebhafa kumsebenzi we-SwapCreateRegister ngenxa yokuqinisekisa ubude obungafanele bezicelo ze-RecordCreateContext kanye ne-RecordRegisterClients esandisweni seRekhodi. Kukhishwe isiqeshana sokulungisa lolu daba.
Source: opennet.ru
