misc: fastrpc: fix memory corruption on open
In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix memory corruption on open The probe session-duplication overflow check incremented the session count also when there were no more available sessions so that memory beyond the fixed-size slab-allocated session array could be corrupted in fastrpc_session_alloc() on open().
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix memory corruption on open The probe session-duplication overflow check incremented the session count also when there were no more available sessions so that memory beyond the fixed-size slab-allocated session array could be corrupted in fastrpc_session_alloc() on open().
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/5cf2a57c7a01a0d7bdecf875a63682f542891b1b
- https://git.kernel.org/stable/c/cf20c3533efc89578ace94fa20a9e63446223c72
- https://git.kernel.org/stable/c/d245f43aab2b61195d8ebb64cef7b5a08c590ab4
- https://git.kernel.org/stable/c/e0578e603065f120a8759b75e0d6c216c7078a39
- https://git.kernel.org/stable/c/f8632b8bb53ebc005d8f24a68a0c1f9678c0e908
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49950.json
- https://nvd.nist.gov/vuln/detail/CVE-2022-49950