Mageia 7, 8 MGASA-2021-0191 Critical Kernel-Linus Security Fix
mageia
April 18, 2021
This kernel-linus update is based on upstream 5.10.30 and fixes atleast the following security issues: nfc: fix refcount leak in llcp_sock_bind() (CVE-2020-25670)
Summary
This kernel-linus update is based on upstream 5.10.30 and fixes atleast
the following security issues:
nfc: fix refcount leak in llcp_sock_bind() (CVE-2020-25670)
nfc: fix refcount leak in llcp_sock_connect() (CVE-2020-25671)
nfc: fix memory leak in llcp_sock_connect() (CVE-2020-25672)
firewire: nosy: Fix a use-after-free bug in nosy_ioctl() (CVE-2021-3483)
BPF JIT compilers in the Linux kernel through 5.11.12 have incorrect
computation of branch displacements, allowing them to execute arbitrary
code within the kernel context (CVE-2021-29154).
KVM: SVM: load control fields from VMCB12 before checking them
(CVE-2021-29657).
For other upstream fixes, see the referenced changelogs.
References
- https://bugs.mageia.org/show_bug.cgi?id=28781
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.28
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.29
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.30
- https://www.cve.org/CVERecord?id=CVE-2020-25670
- https://www.cve.org/CVERecord?id=CVE-2020-25671
- https://www.cve.org/CVERecord?id=CVE-2020-25672
- https://www.cve.org/CVERecord?id=CVE-2021-3483
- https://www.cve.org/CVERecord?id=CVE-2021-29154
- https://www.cve.org/CVERecord?id=CVE-2021-29657
Resolution
SRPMS
- 7/core/kernel-linus-5.10.30-1.mga7
- 8/core/kernel-linus-5.10.30-1.mga8
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Severity
critical
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Publication date: 18 Apr 2021
URL: https://advisories.mageia.org/MGASA-2021-0191.html
Type: security
CVE: CVE-2020-25670,
CVE-2020-25671,
CVE-2020-25672,
CVE-2021-3483,
CVE-2021-29154,
CVE-2021-29657
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