# CVE-2022-49807: linux: In the Linux kernel, the following vulnerability has been resolved:  nvmet: fix a memory leak in nvmet_auth_set_key...

CVE-2022-49807 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-49807, released May 1, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2022-49807
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0017
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: May 1, 2025

## Description

In the Linux kernel, the following vulnerability has been resolved:  nvmet: fix a memory leak in nvmet_auth_set_key  When changing dhchap secrets we need to release the old secrets as well.  kmemleak complaint: -- unreferenced object 0xffff8c7f44ed8180 (size 64):   comm "check", pid 7304, jiffies 4295686133 (age 72034.246s)   hex dump (first 32 bytes):     44 48 48 43 2d 31 3a 30 30 3a 4c 64 4c 4f 64 71  DHHC-1:00:LdLOdq     79 56 69 67 77 48 55 32 6d 5a 59 4c 7a 35 59 38  yVigwHU2mZYLz5Y8   backtrace:     [<00000000b6fc5071>] kstrdup+0x2e/0x60     [<00000000f0f4633f>] 0xffffffffc0e07ee6     [<0000000053006c05>] 0xffffffffc0dff783     [<00000000419ae922>] configfs_write_iter+0xb1/0x120     [<000000008183c424>] vfs_write+0x2be/0x3c0     [<000000009005a2a5>] ksys_write+0x5f/0xe0     [<00000000cd495c89>] do_syscall_64+0x38/0x90     [<00000000f2a84ac5>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 6.0.10-1 | [DEBIAN-CVE-2022-49807](https://patchblox.com/security/data/fix/linux/debian-cve-2022-49807.md) | May 1, 2025 |
| Linux | linux Debian 13.5 (trixie) | 6.0.10-1 | [DEBIAN-CVE-2022-49807](https://patchblox.com/security/data/fix/linux/debian-cve-2022-49807.md) | May 1, 2025 |
| Linux | linux Debian 14 | 6.0.10-1 | [DEBIAN-CVE-2022-49807](https://patchblox.com/security/data/fix/linux/debian-cve-2022-49807.md) | May 1, 2025 |

---

Data as of 2026-11-08T13:06:02Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.