CVE-2022-49676
memory: samsung: exynos5422-dmc: Fix refcount leak in of_get_dram_timings
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: memory: samsung: exynos5422-dmc: Fix refcount leak in of_get_dram_timings of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. This function doesn't call of_node_put() in some error paths. To unify the structure, Add put_node label and goto it on errors.
Timeline
ID reserved
By Linux
Published
- 15 months later
· 15 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.26% · top 82% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
- CWE-noinfo Not enough information
Affected products
- affected 6e7674c3c6df565ab47d02b4f2e608e3477cdf86 – < 889aad2203e09eed2071ca8985c25e9d6aea5735
- affected 6e7674c3c6df565ab47d02b4f2e608e3477cdf86 – < cde4480b5ab06195b9164184b0c02ced71e601b4
- affected 6e7674c3c6df565ab47d02b4f2e608e3477cdf86 – < bb2a481778c60f912c363e271ae46b55ff8132db
- affected 6e7674c3c6df565ab47d02b4f2e608e3477cdf86 – < 1332661e09304b7b8e84e5edc11811ba08d12abe
- affected 5.5
- unaffected < 5.5
- unaffected 5.10.127 – ≤ 5.10.*
- unaffected 5.15.51 – ≤ 5.15.*
- unaffected 5.18.8 – ≤ 5.18.*
- unaffected 5.19 – ≤ *
References (4)
- https://git.kernel.org/stable/c/889aad2203e09eed2071ca8985c25e9d6aea5735 (opens in a new tab)
- https://git.kernel.org/stable/c/cde4480b5ab06195b9164184b0c02ced71e601b4 (opens in a new tab)
- https://git.kernel.org/stable/c/bb2a481778c60f912c363e271ae46b55ff8132db (opens in a new tab)
- https://git.kernel.org/stable/c/1332661e09304b7b8e84e5edc11811ba08d12abe (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-2022-49676)Record last updated .