Red Hat Security AdvisoryRHSA-2021:2730
kernel security and bug fix update
Released 2021-07-20 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat Enterprise Linux Server AUS (v. 7.6) bpftool-3.10.0-957.78.2.el7, kernel-3.10.0-957.78.2.el7, kernel-abi-whitelists-3.10.0-957.78.2.el7 +8
- Red Hat Enterprise Linux Server E4S (v. 7.6) kernel-3.10.0-957.78.2.el7, kernel-abi-whitelists-3.10.0-957.78.2.el7, kernel-bootwrapper-3.10.0-957.78.2.el7 +8
- Red Hat Enterprise Linux Server Optional AUS (v. 7.6) kernel-tools-libs-devel-3.10.0-957.78.2.el7
- Red Hat Enterprise Linux Server Optional E4S (v. 7.6) kernel-debug-devel-3.10.0-957.78.2.el7, kernel-tools-libs-devel-3.10.0-957.78.2.el7
- Red Hat Enterprise Linux Server Optional TUS (v. 7.6) kernel-tools-libs-devel-3.10.0-957.78.2.el7
- Red Hat Enterprise Linux Server TUS (v. 7.6) bpftool-3.10.0-957.78.2.el7, kernel-3.10.0-957.78.2.el7, kernel-abi-whitelists-3.10.0-957.78.2.el7 +8
Fixes 3 records
Priority HIGH 69
An issue was discovered in the Linux kernel through 5.10.11.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.01365 · Published 2021-01-29 · Fixed CWE-416
Priority MEDIUM 46
fs/seq_file.c in the Linux kernel 3.16 through 5.13.x before 5.13.4 does not properly restrict seq buffer allocations, leading to an integer overflow, an Out-of-bounds Write, and escalation to root by an unprivileged use…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.09808 · Published 2021-07-20 · Partial fix CWE-190
Priority LOW 36
In the Linux kernel before 5.12.4, net/bluetooth/hci_event.c has a use-after-free when destroying an hci_chan, aka CID-5c4c8c954409.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00826 · Published 2021-05-14 · Fixed CWE-416