# CVE-2022-49013: linux: In the Linux kernel, the following vulnerability has been resolved:  sctp: fix memory leak in sctp_stream_outq_migrat...

CVE-2022-49013 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-49013, released October 21, 2024. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2022-49013
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0024
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 21, 2024

## Description

In the Linux kernel, the following vulnerability has been resolved:  sctp: fix memory leak in sctp_stream_outq_migrate()  When sctp_stream_outq_migrate() is called to release stream out resources, the memory pointed to by prio_head in stream out is not released.  The memory leak information is as follows:  unreferenced object 0xffff88801fe79f80 (size 64):    comm "sctp_repo", pid 7957, jiffies 4294951704 (age 36.480s)    hex dump (first 32 bytes):      80 9f e7 1f 80 88 ff ff 80 9f e7 1f 80 88 ff ff  ................      90 9f e7 1f 80 88 ff ff 90 9f e7 1f 80 88 ff ff  ................    backtrace:      [<ffffffff81b215c6>] kmalloc_trace+0x26/0x60      [<ffffffff88ae517c>] sctp_sched_prio_set+0x4cc/0x770      [<ffffffff88ad64f2>] sctp_stream_init_ext+0xd2/0x1b0      [<ffffffff88aa2604>] sctp_sendmsg_to_asoc+0x1614/0x1a30      [<ffffffff88ab7ff1>] sctp_sendmsg+0xda1/0x1ef0      [<ffffffff87f765ed>] inet_sendmsg+0x9d/0xe0      [<ffffffff8754b5b3>] sock_sendmsg+0xd3/0x120      [<ffffffff8755446a>] __sys_sendto+0x23a/0x340      [<ffffffff87554651>] __x64_sys_sendto+0xe1/0x1b0      [<ffffffff89978b49>] do_syscall_64+0x39/0xb0      [<ffffffff89a0008b>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 6.0.12-1 | [DEBIAN-CVE-2022-49013](https://patchblox.com/security/data/fix/linux/debian-cve-2022-49013.md) | Oct 21, 2024 |
| Linux | linux Debian 13.5 (trixie) | 6.0.12-1 | [DEBIAN-CVE-2022-49013](https://patchblox.com/security/data/fix/linux/debian-cve-2022-49013.md) | Oct 21, 2024 |
| Linux | linux Debian 14 | 6.0.12-1 | [DEBIAN-CVE-2022-49013](https://patchblox.com/security/data/fix/linux/debian-cve-2022-49013.md) | Oct 21, 2024 |

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