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Description

In the Linux kernel, the following vulnerability has been resolved: scsi: target: Fix NULL pointer dereference in core_scsi3_decode_spec_i_port() The function core_scsi3_decode_spec_i_port(), in its error code path, unconditionally calls core_scsi3_lunacl_undepend_item() passing the dest_se_deve pointer, which may be NULL. This can lead to a NULL pointer dereference if dest_se_deve remains unset. SPC-3 PR SPEC_I_PT: Unable to locate dest_tpg Unable to handle kernel paging request at virtual address dfff800000000012 Call trace: core_scsi3_lunacl_undepend_item+0x2c/0xf0 [target_core_mod] (P) core_scsi3_decode_spec_i_port+0x120c/0x1c30 [target_core_mod] core_scsi3_emulate_pro_register+0x6b8/0xcd8 [target_core_mod] target_scsi3_emulate_pr_out+0x56c/0x840 [target_core_mod] Fix this by adding a NULL check before calling core_scsi3_lunacl_undepend_item()

PUBLISHED Reserved 2025-04-16 | Published 2025-07-25 | Updated 2025-11-03 | Assigner Linux

Product status

Default status
unaffected

f32ba612ef0f8eecaf6d2a5b04076ee7ea9ed039 (git) before 70ddb8133fdb512d4b1f2b4fd1c9e518514f182c
affected

f32ba612ef0f8eecaf6d2a5b04076ee7ea9ed039 (git) before 1129e0e0a833acf90429e0f13951068d5f026e4f
affected

f32ba612ef0f8eecaf6d2a5b04076ee7ea9ed039 (git) before 1627dda4d70ceb1ba62af2e401af73c09abb1eb5
affected

f32ba612ef0f8eecaf6d2a5b04076ee7ea9ed039 (git) before 55dfffc5e94730370b08de02c0cf3b7c951bbe9e
affected

f32ba612ef0f8eecaf6d2a5b04076ee7ea9ed039 (git) before 7296c938df2445f342be456a6ff0b3931d97f4e5
affected

f32ba612ef0f8eecaf6d2a5b04076ee7ea9ed039 (git) before c412185d557578d3f936537ed639c4ffaaed4075
affected

f32ba612ef0f8eecaf6d2a5b04076ee7ea9ed039 (git) before d8ab68bdb294b09a761e967dad374f2965e1913f
affected

Default status
affected

5.9
affected

Any version before 5.9
unaffected

5.10.240 (semver)
unaffected

5.15.187 (semver)
unaffected

6.1.144 (semver)
unaffected

6.6.97 (semver)
unaffected

6.12.37 (semver)
unaffected

6.15.6 (semver)
unaffected

6.16 (original_commit_for_fix)
unaffected

References

lists.debian.org/debian-lts-announce/2025/10/msg00008.html

lists.debian.org/debian-lts-announce/2025/10/msg00007.html

git.kernel.org/...c/70ddb8133fdb512d4b1f2b4fd1c9e518514f182c

git.kernel.org/...c/1129e0e0a833acf90429e0f13951068d5f026e4f

git.kernel.org/...c/1627dda4d70ceb1ba62af2e401af73c09abb1eb5

git.kernel.org/...c/55dfffc5e94730370b08de02c0cf3b7c951bbe9e

git.kernel.org/...c/7296c938df2445f342be456a6ff0b3931d97f4e5

git.kernel.org/...c/c412185d557578d3f936537ed639c4ffaaed4075

git.kernel.org/...c/d8ab68bdb294b09a761e967dad374f2965e1913f

cve.org (CVE-2025-38399)

nvd.nist.gov (CVE-2025-38399)

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