Integer Overflow or Wraparound Affecting reiserfs-kmp-default package, versions <6.4.0-150600.23.47.2


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.05% (12th percentile)

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  • Snyk IDSNYK-SLES156-REISERFSKMPDEFAULT-9680775
  • published10 Apr 2025
  • disclosed9 Apr 2025

Introduced: 9 Apr 2025

NewCVE-2024-49994  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

Upgrade SLES:15.6 reiserfs-kmp-default to version 6.4.0-150600.23.47.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream reiserfs-kmp-default package and not the reiserfs-kmp-default package as distributed by SLES. See How to fix? for SLES:15.6 relevant fixed versions and status.

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 Base Scores

version 3.1