kernel (SL7)

Synopsis: Important: kernel security and bug fix update
Advisory ID: SLSA-2023:1091-1
Issue Date: 2023-03-07
CVE Numbers: CVE-2022-42703
CVE-2022-4378

Security Fix(es):

* kernel: stack overflow in do_proc_dointvec and proc_skip_spaces
(CVE-2022-4378)

* kernel: use-after-free related to leaf anon_vma double reuse
(CVE-2022-42703)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE

Bug Fix(es):

* Regression – SAS3416 card works on SL 7.7 and below, does not work on
SL 7.8 or 7.9

* use-after-free in sctp_do_8_2_transport_strike

* SL7.9 – [Regression] Kernel test failed during CPU polarization test –
lscpu, chcpu – LPAR

* SL 7, block: Crash in blk_mq_rq_timed_out() when dereferencing NULL
request->q pointer

* qla2xxx: Qlogic double completion races during error handling are still
not fixed and this will also be a SL8+ exposure

* kernel 3.10.0-1160.80.1.el7.x86_64 on Xeon E55xx crashes upon KVM
startup

* Guest’s time jumped forward by 12 minutes _after_ live-migration
completes (in 30 seconds)

* SL7: target crashes if a malicious initiator sends a logout immediately
after a login command

* SL7.9 – LTP testcase creat09 fails related to ‘CVE-2018-13405’ and
‘CVE-2021-4037`

SL7
x86_64
bpftool-3.10.0-1160.88.1.el7.x86_64.rpm
bpftool-debuginfo-3.10.0-1160.88.1.el7.x86_64.rpm
kernel-3.10.0-1160.88.1.el7.x86_64.rpm
kernel-debug-3.10.0-1160.88.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-1160.88.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-1160.88.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-1160.88.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-1160.88.1.el7.x86_64.rpm
kernel-devel-3.10.0-1160.88.1.el7.x86_64.rpm
kernel-headers-3.10.0-1160.88.1.el7.x86_64.rpm
kernel-tools-3.10.0-1160.88.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-1160.88.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-1160.88.1.el7.x86_64.rpm
perf-3.10.0-1160.88.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-1160.88.1.el7.x86_64.rpm
python-perf-3.10.0-1160.88.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-1160.88.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-1160.88.1.el7.x86_64.rpm
noarch
kernel-abi-whitelists-3.10.0-1160.88.1.el7.noarch.rpm
kernel-doc-3.10.0-1160.88.1.el7.noarch.rpm

– Scientific Linux Development Team