7.5

CVE-2024-53226: linux NULL Pointer Dereference

CVSS: 7.5v3.1HighModified
AliasesUBUNTU-CVE-2024-53226DEBIAN-CVE-2024-53226
Published 27-12-2024Last modified 05-08-2026
Open JSON

Vulnerability summary

CVE-2024-53226 is a high (CVSS 7.5) NULL Pointer Dereference vulnerability in linux. EPSS estimates a 0.73% chance of exploitation in the next 30 days, higher than 53.2% of scored vulnerabilities.

Overall risk
30/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.1 (CVE.org)
EPSS score
0.73%
0%100%
Low · +0.01 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 34 · Related 34
DLA-4075-1DLA-4076-1SUSE-SU-2025:0784-1SUSE-SU-2025:0833-1SUSE-SU-2025:0833-2SUSE-SU-2025:0847-1

Timeline

  1. 27-12-2024
    PublishedVulnerability first disclosed.
  2. 05-08-2026
    Last modifiedVulnerability information updated.

Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix NULL pointer derefernce in hns_roce_map_mr_sg() ib_map_mr_sg() allows ULPs to specify NULL as the sg_offset argument. The driver needs to check whether it is a NULL pointer before dereferencing it.

CVSS metrics

4 scores · 4 sources · 1 version

EPSS trend

Probability

0.73%

Chance of exploitation in the next 30 days

Percentile

53%

Versus all other CVEs

30-day change

+0.01 pp

From 0.72% on 18-09-2026

18-09-202618-10-2026
EPSS score
0.73%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Ubuntu121 products
  • linux< 5.15.0-135.146 | < 6.8.0-58.60
  • linux-allwinner-5.19All versions (No fix recorded)
  • linux-aws< 5.15.0-1080.87 | < 6.8.0-1027.29
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
Linux2 products
  • linux≥ edc2dee07ab4ae2188b9780c453a64032162a5a0, < bd715e191d444992d6ed124f15856da5c1cae2de | ≥ 3c301b8a046b57e3de14c6fc669d81dcb71bb5b5, < 35f5b68f63aac61d30ce0b0c6beb09b8845a3e65 | ≥ 5a13652ac34be9b60feec89835763574825a8905, < 52617e76f4963644db71dc0a17e998654dc0c7f4 | ≥ 4d480e45cb7fffb9d9b49924469c1f458068080a, < 6b0d7d6e6883d0ec70cd7b5a02c47c003d5defe7 | ≥ d387d4b54eb84208bd4ca13572e106851d0a0819, < 71becb0e9df78a8d43dfd0efcef18c830a0af477 | ≥ d387d4b54eb84208bd4ca13572e106851d0a0819, < 8c269bb2cc666ca580271e1a8136c63ac9162e1e | ≥ d387d4b54eb84208bd4ca13572e106851d0a0819, < 6b526d17eed850352d880b93b9bf20b93006bd92 | ecdf900a5a3372bc0208e0701a116f112eb6039c | ≥ 5.10.224, < 5.10.231 | ≥ 5.15.165, < 5.15.174 | ≥ 6.1.103, < 6.1.120 | ≥ 6.6.44, < 6.6.64 | ≥ 6.10.3, < 6.11 | 6.11
  • linux_kernel≥ 5.10.224, < 5.10.231 | ≥ 5.15.165, < 5.15.174 | ≥ 6.1.103, < 6.1.120 | ≥ 6.6.44, < 6.6.64 | ≥ 6.10.3, < 6.11.11 | ≥ 6.12, < 6.12.2
Debian1 product
  • linux< 6.1.123-1 | < 6.12.3-1

3 vendors · 124 products

References

37 links
Show all 37 references