CVE-2025-39760
usb: core: config: Prevent OOB read in SS endpoint companion parsing
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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: usb: core: config: Prevent OOB read in SS endpoint companion parsing usb_parse_ss_endpoint_companion() checks descriptor type before length, enabling a potentially odd read outside of the buffer size. Fix this up by checking the size first before looking at any of the fields in the descriptor.
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
2.6.35
References 8
git.kernel.org
- stable/c/5c3097ede7835d3caf6543eb70ff689af4550cd2
- stable/c/058ad2b722812708fe90567875704ae36563e33b
- stable/c/b10e0f868067c6f25bbfabdcf3e1e6432c24ca55
- stable/c/5badd56c711e2c8371d1670f9bd486697575423c
- stable/c/9512510cee7d1becdb0e9413fdd3ab783e4e30ee
- stable/c/4fe6f472f0beef4281e6f03bc38a910a33be663f
- stable/c/9843bcb187cb933861f7805022e6873905f669e4
- stable/c/cf16f408364efd8a68f39011a3b073c83a03612d