Public bug reported: [ MICRORELEASE PAGE ] https://wiki.ubuntu.com/VirtualboxUpdates
[Description] ATTENTION: PLEASE REFRAIN FROM UPGRADING TO 7.0.16 FOR NOW. THIS RELEASE HAS AN ISSUE WHICH MIGHT CAUSE HOST OS CRASH WHEN VM IS CONFIGURED TO USE BRIDGED OR HOST-ONLY NETWORKING. WE WILL SEND AN ANNOUNCEMENT TO MAILING LISTS WHEN FIX WILL BE AVAILABLE FOR DOWNLOAD. An incomplete allocation variable triggers an R0 memory corruption on kernel, leading to possible host crashes when high amount of traffic is generated [Fix] --- a/src/VBox/Devices/Network/SrvIntNetR0.cpp (revision 162842) +++ b/src/VBox/Devices/Network/SrvIntNetR0.cpp (revision 162843) @@ -2936,5 +2936,5 @@ union { - uint8_t abBuf[sizeof(INTNETSG) + sizeof(INTNETSEG)]; + uint8_t abBuf[sizeof(INTNETSG) + 2 * sizeof(INTNETSEG)]; INTNETSG SG; } u; [ Regression potential ] * Low, this is just a variable initialization. ** Affects: virtualbox (Ubuntu) Importance: Critical Status: New ** Affects: virtualbox-hwe (Ubuntu) Importance: Critical Status: New ** Description changed: - . + [ MICRORELEASE PAGE ] + https://wiki.ubuntu.com/VirtualboxUpdates + + [Description] + ATTENTION: PLEASE REFRAIN FROM UPGRADING TO 7.0.16 FOR NOW. THIS RELEASE HAS AN ISSUE WHICH MIGHT CAUSE HOST OS CRASH WHEN VM IS CONFIGURED TO USE BRIDGED OR HOST-ONLY NETWORKING. WE WILL SEND AN ANNOUNCEMENT TO MAILING LISTS WHEN FIX WILL BE AVAILABLE FOR DOWNLOAD. + + An incomplete allocation variable triggers an R0 memory corruption on kernel, leading to possible host crashes when high amount of traffic is generated + + [Fix] + --- a/src/VBox/Devices/Network/SrvIntNetR0.cpp (revision 162842) + +++ b/src/VBox/Devices/Network/SrvIntNetR0.cpp (revision 162843) + @@ -2936,5 +2936,5 @@ + union + { + - uint8_t abBuf[sizeof(INTNETSG) + sizeof(INTNETSEG)]; + + uint8_t abBuf[sizeof(INTNETSG) + 2 * sizeof(INTNETSEG)]; + INTNETSG SG; + } u; + + + [ Regression potential ] + * Low, this is just a variable initialization. ** Changed in: virtualbox (Ubuntu) Importance: Undecided => Critical ** Also affects: virtualbox-hwe (Ubuntu) Importance: Undecided Status: New ** Changed in: virtualbox-hwe (Ubuntu) Importance: Undecided => Critical -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2063841 Title: virtualbox crash on network traffic To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/virtualbox/+bug/2063841/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs