CVEvulnerability
CVE-2024-49994
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2024-10-21
- Last modified
- 2026-10-15
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-190
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
Affected configurations
• linux linux kernel (< 6.10.14)
• linux linux kernel (>= 6.11 < 6.11.3)
Related
Weakness · CWE (1)
- CWE-190 Integer Overflow or Wraparound weakness
References
- https://git.kernel.org/stable/c/0842ddd83939eb4db940b9af7d39e79722bc41aa Patch
- https://git.kernel.org/stable/c/697ba0b6ec4ae04afb67d3911799b5e2043b4455 Patch
- https://git.kernel.org/stable/c/6c9915fa9410cbb9bd75ee283c03120046c56d3d Patch
- https://git.kernel.org/stable/c/8476f8428e8b48fd7a0e4258fa2a96a8f4468239 git.kernel.org
- https://git.kernel.org/stable/c/a99bacb35c1416355eef957560e8fcac3a665549 git.kernel.org
- https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html lists.debian.org
- https://cert-portal.siemens.com/productcert/html/ssa-019113.html cert-portal.siemens.com
- https://cert-portal.siemens.com/productcert/html/ssa-457936.html cert-portal.siemens.com