Integer Overflow or Wraparound Affecting python3-perf package, versions <0:6.1.128-136.201.amzn2023


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

Exploit Maturity
Not Defined
EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-AMZN2023-PYTHON3PERF-8742647
  • published22 Feb 2025
  • disclosed21 Oct 2024

Introduced: 21 Oct 2024

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

How to fix?

Upgrade Amazon-Linux:2023 python3-perf to version 0:6.1.128-136.201.amzn2023 or higher.
This issue was patched in ALAS2023-2025-855.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python3-perf package and not the python3-perf package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 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 Scores

version 3.1