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Memory Leak Affecting kernel-coco-devel package, versions <6.4.0-15061.12.coco15sp6.1

Severity

 Recommended
0.0
low
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-SLES156-KERNELCOCODEVEL-8678041
  • published30 Jan 2025
  • disclosed29 Jan 2025
Report a new vulnerability Found a mistake?

Introduced: 29 Jan 2025

NewCVE-2024-56741  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade SLES:15.6 kernel-coco-devel to version 6.4.0-15061.12.coco15sp6.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-coco-devel package and not the kernel-coco-devel package as distributed by SLES. See How to fix? for SLES:15.6 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

apparmor: test: Fix memory leak for aa_unpack_strdup()

The string allocated by kmemdup() in aa_unpack_strdup() is not freed and cause following memory leaks, free them to fix it.

unreferenced object 0xffffff80c6af8a50 (size 8):
  comm &#34;kunit_try_catch&#34;, pid 225, jiffies 4294894407
  hex dump (first 8 bytes):
    74 65 73 74 69 6e 67 00                          testing.
  backtrace (crc 5eab668b):
    [&lt;0000000001e3714d&gt;] kmemleak_alloc+0x34/0x40
    [&lt;000000006e6c7776&gt;] __kmalloc_node_track_caller_noprof+0x300/0x3e0
    [&lt;000000006870467c&gt;] kmemdup_noprof+0x34/0x60
    [&lt;000000001176bb03&gt;] aa_unpack_strdup+0xd0/0x18c
    [&lt;000000008ecde918&gt;] policy_unpack_test_unpack_strdup_with_null_name+0xf8/0x3ec
    [&lt;0000000032ef8f77&gt;] kunit_try_run_case+0x13c/0x3ac
    [&lt;00000000f3edea23&gt;] kunit_generic_run_threadfn_adapter+0x80/0xec
    [&lt;00000000adf936cf&gt;] kthread+0x2e8/0x374
    [&lt;0000000041bb1628&gt;] ret_from_fork+0x10/0x20
unreferenced object 0xffffff80c2a29090 (size 8):
  comm &#34;kunit_try_catch&#34;, pid 227, jiffies 4294894409
  hex dump (first 8 bytes):
    74 65 73 74 69 6e 67 00                          testing.
  backtrace (crc 5eab668b):
    [&lt;0000000001e3714d&gt;] kmemleak_alloc+0x34/0x40
    [&lt;000000006e6c7776&gt;] __kmalloc_node_track_caller_noprof+0x300/0x3e0
    [&lt;000000006870467c&gt;] kmemdup_noprof+0x34/0x60
    [&lt;000000001176bb03&gt;] aa_unpack_strdup+0xd0/0x18c
    [&lt;0000000046a45c1a&gt;] policy_unpack_test_unpack_strdup_with_name+0xd0/0x3c4
    [&lt;0000000032ef8f77&gt;] kunit_try_run_case+0x13c/0x3ac
    [&lt;00000000f3edea23&gt;] kunit_generic_run_threadfn_adapter+0x80/0xec
    [&lt;00000000adf936cf&gt;] kthread+0x2e8/0x374
    [&lt;0000000041bb1628&gt;] ret_from_fork+0x10/0x20

CVSS Scores

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