An update for kernel is now available for openEuler-20.03-LTS-SP1 and openEuler-20.03-LTS-SP2
Security Advisory
openeuler-security@openeuler.org
openEuler security committee
openEuler-SA-2021-1293
Final
1.0
1.0
2021-07-31
Initial
2021-07-31
2021-07-31
openEuler SA Tool V1.0
2021-07-31
kernel security update
An update for kernel is now available for openEuler-20.03-LTS-SP1 and openEuler-20.03-LTS-SP2.
The Linux Kernel, the operating system core itself.
Security Fix(es):
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 user, aka CID-8cae8cd89f05.(CVE-2021-33909)
An update for kernel is now available for openEuler-20.03-LTS-SP1 and openEuler-20.03-LTS-SP2.
openEuler Security has rated this update as having a security impact of high. A Common Vunlnerability Scoring System(CVSS)base score,which gives a detailed severity rating, is available for each vulnerability from the CVElink(s) in the References section.
High
kernel
https://openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2021-1293
https://openeuler.org/en/security/cve/detail.html?id=CVE-2021-33909
https://nvd.nist.gov/vuln/detail/CVE-2021-33909
openEuler-20.03-LTS-SP1
openEuler-20.03-LTS-SP2
python3-perf-debuginfo-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
kernel-devel-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
perf-debuginfo-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
kernel-source-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
python2-perf-debuginfo-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
kernel-debugsource-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
perf-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
kernel-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
kernel-tools-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
bpftool-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
kernel-debuginfo-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
kernel-tools-debuginfo-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
python3-perf-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
python2-perf-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
kernel-tools-devel-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
bpftool-debuginfo-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
python3-perf-debuginfo-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
kernel-devel-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
perf-debuginfo-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
kernel-source-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
python2-perf-debuginfo-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
kernel-debugsource-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
perf-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
kernel-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
kernel-tools-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
bpftool-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
kernel-debuginfo-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
kernel-tools-debuginfo-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
python3-perf-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
python2-perf-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
kernel-tools-devel-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
bpftool-debuginfo-4.19.90-2107.5.0.0098.oe1.aarch64.rpm
kernel-4.19.90-2107.5.0.0098.oe1.src.rpm
kernel-4.19.90-2107.5.0.0098.oe1.src.rpm
kernel-devel-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
kernel-tools-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
perf-debuginfo-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
kernel-debuginfo-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
kernel-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
python2-perf-debuginfo-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
python2-perf-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
kernel-tools-debuginfo-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
bpftool-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
python3-perf-debuginfo-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
kernel-debugsource-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
bpftool-debuginfo-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
kernel-tools-devel-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
python3-perf-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
perf-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
kernel-source-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
kernel-devel-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
kernel-tools-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
perf-debuginfo-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
kernel-debuginfo-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
kernel-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
python2-perf-debuginfo-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
python2-perf-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
kernel-tools-debuginfo-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
bpftool-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
python3-perf-debuginfo-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
kernel-debugsource-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
bpftool-debuginfo-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
kernel-tools-devel-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
python3-perf-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
perf-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
kernel-source-4.19.90-2107.5.0.0098.oe1.x86_64.rpm
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 user, aka CID-8cae8cd89f05.
2021-07-31
CVE-2021-33909
openEuler-20.03-LTS-SP1
openEuler-20.03-LTS-SP2
High
7.8
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
kernel security update
2021-07-31
https://openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2021-1293