CVE-2021-47571
staging: rtl8192e: Fix use after free in _rtl92e_pci_disconnect()
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: partial
Summary
In the Linux kernel, the following vulnerability has been resolved: staging: rtl8192e: Fix use after free in _rtl92e_pci_disconnect() The free_rtllib() function frees the "dev" pointer so there is use after free on the next line. Re-arrange things to avoid that.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
3.2
References 8
git.kernel.org
- stable/c/d43aecb694b10db9a4228ce2d38b5ae8de374443
- stable/c/9186680382934b0e7529d3d70dcc0a21d087683b
- stable/c/c0ef0e75a858cbd8618b473f22fbca36106dcf82
- stable/c/bca19bb2dc2d89ce60c4a4a6e59609d4cf2e13ef
- stable/c/2e1ec01af2c7139c6a600bbfaea1a018b35094b6
- stable/c/8d0163cec7de995f9eb9c3128c83fb84f0cb1c64
- stable/c/e27ee2f607fe6a9b923ef1fc65461c0613c97594
- stable/c/b535917c51acc97fb0761b1edec85f1f3d02bda4