OVMSA-2021-0016 - Unbreakable Enterprise kernel security update
| Type: | SECURITY |
| Impact: | IMPORTANT |
| Release Date: | 2021-05-06 |
Description
[4.1.12-124.50.2]
- btrfs: fix race when cloning extent buffer during rewind of an old root (Filipe Manana) [Orabug: 32669454] {CVE-2021-28964}
- xen-blkback: don't leak persistent grants from xen_blkbk_map() (Jan Beulich) [Orabug: 32697855] {CVE-2021-28688}
- netfilter: x_tables: Use correct memory barriers. (Mark Tomlinson) [Orabug: 32709125] {CVE-2021-29650}
- netfilter: x_tables: make xt_replace_table wait until old rules are not used anymore (Florian Westphal) [Orabug: 32709125] {CVE-2021-29650}
- do_epoll_ctl(): clean the failure exits up a bit (Al Viro) [Orabug: 32759496] {CVE-2020-0466}
- epoll: Keep a reference on files added to the check list (Marc Zyngier) [Orabug: 32759496] {CVE-2020-0466}
- HID: core: Sanitize event code and type when mapping input (Marc Zyngier) [Orabug: 32759553] {CVE-2020-0465}
[4.1.12-124.50.1]
- floppy: fix lock_fdc() signal handling (Jiri Kosina) [Orabug: 32624116] {CVE-2021-20261}
- Xen/gnttab: handle p2m update errors on a per-slot basis (Jan Beulich) [Orabug: 32651478] {CVE-2021-28038}
- n_tty: Fix stall at n_tty_receive_char_special(). (Tetsuo Handa) [Orabug: 32656942] {CVE-2021-20219}
- fork: fix copy_process(CLONE_PARENT) race with the exiting ->real_parent (Eddy Wu) [Orabug: 32695783] {CVE-2020-35508}
- Return EBUSY from BLKRRPART for mounted whole-dev fs (Eric Sandeen) [Orabug: 32696741]
- SecureBoot Digicert 2021 certificates update (Brian Maly) [Orabug: 32734505]
Related CVEs
Updated Packages
| Release/Architecture | Filename | sha256 | Superseded By Advisory | Channel Label |
|
| Oracle VM 3 (x86_64) | kernel-uek-4.1.12-124.50.2.el6uek.src.rpm | 9fc768db2dc94916b016d0a0aa72c7a679876b08b0fdc812d370aa8056ac9a27 | OVMSA-2025-0001 | ovm3_x86_64_ELS |
| kernel-uek-4.1.12-124.50.2.el6uek.x86_64.rpm | 7caff6ad52841c8b56318788174360e8c7bcd3dbb265e9c260841017fbfb66ce | OVMSA-2025-0001 | ovm3_x86_64_ELS |
| kernel-uek-firmware-4.1.12-124.50.2.el6uek.noarch.rpm | 57e4dce1c683b13d13f0bcb096ac283be72d69280abd24513afcb91f821a2df0 | OVMSA-2025-0001 | ovm3_x86_64_ELS |
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