Back
CVE-2022-49029
hwmon: (ibmpex) Fix possible UAF when ibmpex_register_bmc() fails
High7.8EPSS 0.24%
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: hwmon: (ibmpex) Fix possible UAF when ibmpex_register_bmc() fails Smatch report warning as follows: drivers/hwmon/ibmpex.c:509 ibmpex_register_bmc() warn: '&data->list' not removed from list If ibmpex_find_sensors() fails in ibmpex_register_bmc(), data will be freed, but data->list will not be removed from driver_data.bmc_data, then list traversal may cause UAF. Fix by removeing it from driver_data.bmc_data before free().
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| LinuxCNA (assigner) | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.24% · top 84% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
- affected 57c7c3a0fdea95eddcaeba31e7ca7dfc917682ab – < f2a13196ad41c6c2ab058279dffe6c97292e753a
- affected 57c7c3a0fdea95eddcaeba31e7ca7dfc917682ab – < 798198273bf86673b970b51acdb35e57f42b3fcb
- affected 57c7c3a0fdea95eddcaeba31e7ca7dfc917682ab – < 24b9633f7db7f4809be7053df1d2e117e7c2de10
- affected 57c7c3a0fdea95eddcaeba31e7ca7dfc917682ab – < 7b2b67fe1339389e0bf3c37c7a677a004ac0e4e3
- affected 57c7c3a0fdea95eddcaeba31e7ca7dfc917682ab – < 90907cd4d11351ff76c9a447bcb5db0e264c47cd
- affected 57c7c3a0fdea95eddcaeba31e7ca7dfc917682ab – < 45f6e81863747c0d7bc6a95ec51129900e71467a
- affected 57c7c3a0fdea95eddcaeba31e7ca7dfc917682ab – < e65cfd1f9cd27d9c27ee5cb88128a9f79f25d863
- affected 57c7c3a0fdea95eddcaeba31e7ca7dfc917682ab – < e2a87785aab0dac190ac89be6a9ba955e2c634f2
- affected 2.6.24
- unaffected < 2.6.24
- unaffected 4.9.335 – ≤ 4.9.*
- unaffected 4.14.301 – ≤ 4.14.*
- unaffected 4.19.268 – ≤ 4.19.*
- unaffected 5.4.226 – ≤ 5.4.*
- unaffected 5.10.158 – ≤ 5.10.*
- unaffected 5.15.82 – ≤ 5.15.*
- unaffected 6.0.12 – ≤ 6.0.*
- unaffected 6.1 – ≤ *
References (8)
- https://git.kernel.org/stable/c/f2a13196ad41c6c2ab058279dffe6c97292e753a (opens in a new tab)
- https://git.kernel.org/stable/c/798198273bf86673b970b51acdb35e57f42b3fcb (opens in a new tab)
- https://git.kernel.org/stable/c/24b9633f7db7f4809be7053df1d2e117e7c2de10 (opens in a new tab)
- https://git.kernel.org/stable/c/7b2b67fe1339389e0bf3c37c7a677a004ac0e4e3 (opens in a new tab)
- https://git.kernel.org/stable/c/90907cd4d11351ff76c9a447bcb5db0e264c47cd (opens in a new tab)
- https://git.kernel.org/stable/c/45f6e81863747c0d7bc6a95ec51129900e71467a (opens in a new tab)
- https://git.kernel.org/stable/c/e65cfd1f9cd27d9c27ee5cb88128a9f79f25d863 (opens in a new tab)
- https://git.kernel.org/stable/c/e2a87785aab0dac190ac89be6a9ba955e2c634f2 (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-49029)Record last updated .