Fixed packages 6
| Release | Package | Fixed in |
|---|---|---|
| Red Hat · RHEL 8 enterprise_linux:8::baseos | kpatch-patch-4_18_0-305 | 0:1-2.el8 |
| Red Hat · RHEL 8 enterprise_linux:8::baseos | kpatch-patch-4_18_0-305_3_1 | 0:1-1.el8_4 |
| Red Hat · RHEL 8 enterprise_linux:8::baseos | kpatch-patch-4_18_0-305_3_1-debuginfo | 0:1-1.el8_4 |
| Red Hat · RHEL 8 enterprise_linux:8::baseos | kpatch-patch-4_18_0-305_3_1-debugsource | 0:1-1.el8_4 |
| Red Hat · RHEL 8 enterprise_linux:8::baseos | kpatch-patch-4_18_0-305-debuginfo | 0:1-2.el8 |
| Red Hat · RHEL 8 enterprise_linux:8::baseos | kpatch-patch-4_18_0-305-debugsource | 0:1-2.el8 |
Vulnerabilities 1
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Unscored —CVE-2021-33034 Public exploit
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-…
References
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article
https://access.redhat.com/security/updates/classification/#important
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report
https://bugzilla.redhat.com/show_bug.cgi?id=1961305
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advisory
https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_2563.json
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report
https://access.redhat.com/security/cve/CVE-2021-33034
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advisory
https://www.cve.org/CVERecord?id=CVE-2021-33034
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advisory
https://nvd.nist.gov/vuln/detail/CVE-2021-33034
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article
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5c4c8c9544099bb9043a10a5318130a943e32fc3
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article
https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-hci_send_acl
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article
https://syzkaller.appspot.com/bug?id=2e1943a94647f7732dd6fc60368642d6e8dc91b1