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kernel: use-after-free due to race condition occurring in dvb_net.c

🗓️ 28 Nov 2023 15:40:03Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 10 Views

Race condition in kernel media dvb_net causes use-after-free between disconnect and device open, risking crash.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb		CVE-2022-45886
25 Nov 202204:15
–attackerkb
nessus
Tenable Nessus		AlmaLinux 8 : kernel (ALSA-2023:7549)
3 Dec 202300:00
–nessus
nessus
Tenable Nessus		Rocky Linux 8.10 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-abi-stablelists / etc Multiple Vulnerabilities (ciqsa-2026_0783)
1 Oct 202600:00
–nessus
nessus
Tenable Nessus		Rocky Linux 8.6 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-abi-stablelists / etc Multiple Vulnerabilities (ciqsa-2026_0809)
1 Oct 202600:00
–nessus
nessus
Tenable Nessus		Rocky Linux 8.6 [CIQ] Security Update: kernel-rt / kernel-rt-core / kernel-rt-debug / kernel-rt-debug-core / etc Multiple Vulnerabilities (ciqsa-2026_0823)
1 Oct 202600:00
–nessus
nessus
Tenable Nessus		Rocky Linux 8 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-abi-stablelists / etc Multiple Vulnerabilities (ciqsa-2026_0783)
1 Oct 202600:00
–nessus
nessus
Tenable Nessus		Rocky Linux 8 [CIQ] Security Update: kernel-rt / kernel-rt-core / kernel-rt-debug / kernel-rt-debug-core / etc Multiple Vulnerabilities (crlsa-2023_7548)
1 Oct 202600:00
–nessus
nessus
Tenable Nessus		Rocky Linux 8 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-abi-stablelists / etc Multiple Vulnerabilities (crlsa-2023_7549)
1 Oct 202600:00
–nessus
nessus
Tenable Nessus		Rocky Linux 8 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-abi-stablelists / etc Multiple Vulnerabilities (crxsa-2023_7549)
1 Oct 202600:00
–nessus
nessus
Tenable Nessus		EulerOS 2.0 SP10 : kernel (EulerOS-SA-2023-2811)
16 Jan 202400:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.8aarch64bpftool4.18.0-477.36.1.el8_8bpftool-4.18.0-477.36.1.el8_8.aarch64.rpm
Red Hat Enterprise Linux8.8ppc64lebpftool4.18.0-477.36.1.el8_8bpftool-4.18.0-477.36.1.el8_8.ppc64le.rpm
Red Hat Enterprise Linux8.8s390xbpftool4.18.0-477.36.1.el8_8bpftool-4.18.0-477.36.1.el8_8.s390x.rpm
Red Hat Enterprise Linux8.8x86_64bpftool4.18.0-477.36.1.el8_8bpftool-4.18.0-477.36.1.el8_8.x86_64.rpm
Red Hat Enterprise Linux8.8aarch64bpftool-debuginfo4.18.0-477.36.1.el8_8bpftool-debuginfo-4.18.0-477.36.1.el8_8.aarch64.rpm
Red Hat Enterprise Linux8.8ppc64lebpftool-debuginfo4.18.0-477.36.1.el8_8bpftool-debuginfo-4.18.0-477.36.1.el8_8.ppc64le.rpm
Red Hat Enterprise Linux8.8s390xbpftool-debuginfo4.18.0-477.36.1.el8_8bpftool-debuginfo-4.18.0-477.36.1.el8_8.s390x.rpm
Red Hat Enterprise Linux8.8x86_64bpftool-debuginfo4.18.0-477.36.1.el8_8bpftool-debuginfo-4.18.0-477.36.1.el8_8.x86_64.rpm
Red Hat Enterprise Linux8.8aarch64kernel4.18.0-477.36.1.el8_8kernel-4.18.0-477.36.1.el8_8.aarch64.rpm
Red Hat Enterprise Linux8.8ppc64lekernel4.18.0-477.36.1.el8_8kernel-4.18.0-477.36.1.el8_8.ppc64le.rpm
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12 Aug 2026 19:06Current
6.6Medium risk
Vulners AI Score6.6
CVSS 3.17
EPSS0.00328
CWE-367
digital video broadcastingdevice driveruse after freedisconnect racedevice openprivilege escalationcrash risk
10