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Debian: CVE-2024-49994: linux -- security update

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Debian: CVE-2024-49994: linux -- security update

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
10/21/2024
Created
02/11/2025
Added
02/10/2025
Modified
02/10/2025

Description

In the Linux kernel, the following vulnerability has been resolved: block: fix integer overflow in BLKSECDISCARD I 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

Solution(s)

  • debian-upgrade-linux

References

  • https://attackerkb.com/topics/cve-2024-49994
  • CVE - 2024-49994
  • DSA-5860-1
  • 查看数 694
  • 已创建
  • 最后回复

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