CVE-2024-49994

MEDIUM EPSS 14.7%
Published Oct 21, 20241y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Oct 21, 2024 1y ago
Last Modified Jun 17, 2026 1w ago

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

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
14.7% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-190 Integer Overflow or Wraparound Numeric Error

Affected Products 2

VendorProductVersionRange
linuxlinux_kernel* <6.10.14
linuxlinux_kernel*≥6.11  –  <6.11.3

References 6

  • git.kernel.org https://git.kernel.org/stable/c/0842ddd83939eb4db940b9af7d39e79722bc41aa
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/697ba0b6ec4ae04afb67d3911799b5e2043b4455
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6c9915fa9410cbb9bd75ee283c03120046c56d3d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8476f8428e8b48fd7a0e4258fa2a96a8f4468239
  • git.kernel.org https://git.kernel.org/stable/c/a99bacb35c1416355eef957560e8fcac3a665549
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/0842ddd83939eb4db940b9af7d39e79722bc41aa
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/697ba0b6ec4ae04afb67d3911799b5e2043b4455
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6c9915fa9410cbb9bd75ee283c03120046c56d3d
    Patch