cve/2024/CVE-2024-49994.md

### [CVE-2024-49994](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-49994)
![](https://img.shields.io/static/v1?label=Product&message=Linux&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=44abff2c0b970ae3d310b97617525dc01f248d7c%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=5.19%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=blue)

### Description

In the Linux kernel, the following vulnerability has been resolved:block: fix integer overflow in BLKSECDISCARDI independently rediscovered	commit 22d24a544b0d49bbcbd61c8c0eaf77d3c9297155	block: fix overflow in blk_ioctl_discard()but for secure erase.Same problem:	uint64_t r[2] = {512, 18446744073709551104ULL};	ioctl(fd, BLKSECDISCARD, r);will enter near infinite loop inside blkdev_issue_secure_erase():	a.out: attempt to access beyond end of device	loop0: rw=5, sector=3399043073, nr_sectors = 1024 limit=2048	bio_check_eod: 3286214 callbacks suppressed

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/w4zu/Debian_security