CVE-2025-68734
isdn: mISDN: hfcsusb: fix memory leak in hfcsusb_probe()
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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: isdn: mISDN: hfcsusb: fix memory leak in hfcsusb_probe() In hfcsusb_probe(), the memory allocated for ctrl_urb gets leaked when setup_instance() fails with an error code. Fix that by freeing the urb before freeing the hw structure. Also change the error paths to use the goto ladder style. Compile tested only. Issue found using a prototype static analysis tool.
Timeline
- CVE published
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
2.6.29
References 8
git.kernel.org
- stable/c/475032fa2bb82ffb592c321885e917e39f47357f
- stable/c/adb7577e23a431fc53aa1b6107733c0d751015fb
- stable/c/b70c24827e11fdc71465f9207e974526fb457bb9
- stable/c/3f7c72bc73c4e542fde14cce017549d8a0b61a3c
- stable/c/03695541b3349bc40bf5d6563d44d6147fb20260
- stable/c/6dce43433e0635e7b00346bc937b69ce48ea71bb
- stable/c/ea7936304ed74ab7f965d17f942a173ce91a5ca8
- stable/c/3f978e3f1570155a1327ffa25f60968bc7b9398f