CVE-2026-53093

wifi: brcmfmac: Fix error pointer dereference

CVE-2026-53093 is fixed in 35 products on 1 platform, first by DEBIAN-CVE-2026-53093, released June 25, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.5
Moderate
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0016
5th percentile

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix error pointer dereference The function brcmf_chip_add_core() can return an error pointer and is not checked. Add checks for error pointer. Detected by Smatch: drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1010 brcmf_chip_recognition() error: 'core' dereferencing possible ERR_PTR() drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1013 brcmf_chip_recognition() error: 'core' dereferencing possible ERR_PTR() drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1016 brcmf_chip_recognition() error: 'core' dereferencing possible ERR_PTR() drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1019 brcmf_chip_recognition() error: 'core' dereferencing possible ERR_PTR() drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1022 brcmf_chip_recognition() error: 'core' dereferencing possible ERR_PTR() [add missing wifi: prefix]

Where it's fixed

ProductFixed inFixReleased
Linux
bpftool · ol 8 0:5.15.0-323.211.3.3.el9uek bpftool 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
bpftool · ol 9 0:5.15.0-323.211.3.3.el9uek bpftool 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
dtb-aarch64 · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-64kb · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-64kb · sles 15.7 6.4.0-150700.53.73.2 SUSE-SU-2026:3166-1 Jul 21, 2026
kernel-64kb · sles 16.0 6.12.0-160000.37.1 SUSE-SU-2026:23231-1 Aug 11, 2026
kernel-azure · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-azure · sles 15.7 6.4.0-150700.53.73.2 SUSE-SU-2026:3166-1 Jul 21, 2026
kernel-azure · sles 16.0 6.12.0-160000.37.1 SUSE-SU-2026:23231-1 Aug 11, 2026
kernel-default · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-default · sles 15.7 6.4.0-150700.53.73.2 SUSE-SU-2026:3166-1 Jul 21, 2026
kernel-default · sles 16.0 6.12.0-160000.37.1 SUSE-SU-2026:23237-1 Aug 11, 2026
kernel-default-base · opensuse-leap 16.0 6.12.0-160000.37.1.160000.2.19 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-default-base · sles 15.7 6.4.0-150700.53.73.2.150700.17.41.4 SUSE-SU-2026:3166-1 Jul 21, 2026
kernel-default-base · sles 16.0 6.12.0-160000.37.1.160000.2.19 SUSE-SU-2026:23231-1 Aug 11, 2026
kernel-docs · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-docs · sles 15.7 6.4.0-150700.53.73.1 SUSE-SU-2026:3166-1 Jul 21, 2026
kernel-docs · sles 16.0 6.12.0-160000.37.1 SUSE-SU-2026:23231-1 Aug 11, 2026
kernel-kvmsmall · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-kvmsmall · sles 16.0 6.12.0-160000.37.1 SUSE-SU-2026:23231-1 Aug 11, 2026
kernel-livepatch-SLE15-SP7-RT_Update_18 · sles 15.7 1-150700.1.5.1 SUSE-SU-2026:3130-1 Jul 20, 2026
kernel-livepatch-SLE15-SP7_Update_19 · sles 15.7 1-150700.15.3.4 SUSE-SU-2026:3166-1 Jul 21, 2026
kernel-obs-build · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-obs-build · sles 15.7 6.4.0-150700.53.73.2 SUSE-SU-2026:3166-1 Jul 21, 2026
kernel-obs-qa · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-obs-qa · sles 16.0 6.12.0-160000.37.1 SUSE-SU-2026:23231-1 Aug 11, 2026
kernel-rt · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-source · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-source · sles 15.7 6.4.0-150700.53.73.1 SUSE-SU-2026:3166-1 Jul 21, 2026
kernel-source · sles 16.0 6.12.0-160000.37.1 SUSE-SU-2026:23231-1 Aug 11, 2026
kernel-syms · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-syms · sles 15.7 6.4.0-150700.53.73.1 SUSE-SU-2026:3166-1 Jul 21, 2026
kernel-syms · sles 16.0 6.12.0-160000.37.1 SUSE-SU-2026:23231-1 Aug 11, 2026
kernel-uek · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-container · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-container 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-container · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-container 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-container-debug · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-container-debug 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-container-debug · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-container-debug 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-core · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-core 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-core · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-core 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug-core · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug-core 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug-core · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug-core 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug-devel · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug-devel 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug-devel · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug-devel 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug-modules · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug-modules 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug-modules · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug-modules 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug-modules-extra · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug-modules-extra 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug-modules-extra · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug-modules-extra 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-devel · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-devel 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-devel · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-devel 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-doc · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-doc 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-doc · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-doc 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-modules · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-modules 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-modules · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-modules 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-modules-extra · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-modules-extra 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-modules-extra · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-modules-extra 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek64k 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek64k 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k-core · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek64k-core 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k-core · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek64k-core 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k-devel · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek64k-devel 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k-devel · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek64k-devel 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k-modules · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek64k-modules 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k-modules · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek64k-modules 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k-modules-extra · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek64k-modules-extra 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k-modules-extra · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek64k-modules-extra 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-zfcpdump · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-zfcpdump · sles 15.7 6.4.0-150700.53.73.2 SUSE-SU-2026:3166-1 Jul 21, 2026
kernel-zfcpdump · sles 16.0 6.12.0-160000.37.1 SUSE-SU-2026:23231-1 Aug 11, 2026
linux · Debian 12.15 (bookworm) 6.1.176-1 DEBIAN-CVE-2026-53093 Jun 25, 2026
linux · Debian 13.5 (trixie) 6.12.94-1 DEBIAN-CVE-2026-53093 Jun 25, 2026
linux · Debian 14 7.0.10-1 DEBIAN-CVE-2026-53093 Jun 25, 2026

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