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CVE-2025-38075

scsi: target: iscsi: Fix timeout on deleted connection

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 5.4.294, 5.10.238, 5.15.185, 6.1.141, 6.6.93, and 2 more
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: yes
  • Technical impact: total

Summary

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix timeout on deleted connection NOPIN response timer may expire on a deleted connection and crash with such logs: Did not receive response to NOPIN on CID: 0, failing connection for I_T Nexus (null),i,0x00023d000125,iqn.2017-01.com.iscsi.target,t,0x3d BUG: Kernel NULL pointer dereference on read at 0x00000000 NIP strlcpy+0x8/0xb0 LR iscsit_fill_cxn_timeout_err_stats+0x5c/0xc0 [iscsi_target_mod] Call Trace: iscsit_handle_nopin_response_timeout+0xfc/0x120 [iscsi_target_mod] call_timer_fn+0x58/0x1f0 run_timer_softirq+0x740/0x860 __do_softirq+0x16c/0x420 irq_exit+0x188/0x1c0 timer_interrupt+0x184/0x410 That is because nopin response timer may be re-started on nopin timer expiration. Stop nopin timer before stopping the nopin response timer to be sure that no one of them will be re-started.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: yes · Technical impact: total

  3. Record last updated

Affected versions

  • Linux Linux

    From e48354ce078c079996f89d715dfa44814b4eba01 · fixed in 571ce6b6f5cbaf7d24af03cad592fc0e2a54de35; From e48354ce078c079996f89d715dfa44814b4eba01 · fixed in 2c5081439c7ab8da08427befe427f0d732ebc9f9; From e48354ce078c079996f89d715dfa44814b4eba01 · fixed in 019ca2804f3fb49a7f8e56ea6aeaa1ff32724c27; From e48354ce078c079996f89d715dfa44814b4eba01 · fixed in 6815846e0c3a62116a7da9740e3a7c10edc5c7e9; From e48354ce078c079996f89d715dfa44814b4eba01 · fixed in fe8421e853ef289e1324fcda004751c89dd9c18a; From e48354ce078c079996f89d715dfa44814b4eba01 · fixed in 87389bff743c55b6b85282de91109391f43e0814; From e48354ce078c079996f89d715dfa44814b4eba01 · fixed in 3e6429e3707943078240a2c0c0b3ee99ea9b0d9c; From e48354ce078c079996f89d715dfa44814b4eba01 · fixed in 7f533cc5ee4c4436cee51dc58e81dfd9c3384418

  • Linux Linux

    3.1

  • KernelLinux

    From 3.1.0 · fixed in 5.4.294; From 5.5.0 · fixed in 5.10.238; From 5.11.0 · fixed in 5.15.185; From 5.16.0 · fixed in 6.1.141; From 6.2.0 · fixed in 6.6.93; From 6.7.0 · fixed in 6.12.31; From 6.13.0 · fixed in 6.14.9

References 8

git.kernel.org