wifi: brcmfmac: Fix error pointer dereference
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
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]
Timeline
- CVE published
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
3.15
References 8
git.kernel.org
- stable/c/a3b45090a91e2f0b9715870d8f8d9ca2fdfbc1af
- stable/c/99ef547659178eef6d6ba4738a9d989ce90cf909
- stable/c/bd6c906e0c4af6d5d0c49c3c4ee090b4913da17d
- stable/c/d3f280be48f1c672cb10e8026c236d0cca60048a
- stable/c/2e0e5a43ed126f896a4ad31ade66c90270601bae
- stable/c/cbea71b4480394708f9a6e007a0385acfe5e1ec8
- stable/c/334c68750eee84c2327db1d152be83ff5ad8e20b
- stable/c/dd8592fc6007a451c3e4b9025de365e39de8178a