bonding: fix xfrm real_dev null pointer dereference
In the Linux kernel, the following vulnerability has been resolved: bonding: fix xfrm real_dev null pointer dereference We shouldn't set real_dev to NULL because packets can be in transit and xfrm might call xdo_dev_offload_ok() in parallel. All callbacks assume real_dev is set. Example trace: kernel: BUG: unable to handle page fault for address: 0000000000001030 kernel: bond0: (slave eni0np1): making interface the new active one kernel: #PF: supervisor write access in kernel mode kernel: #PF: error_code(0x0002) - not-present page kernel: PGD 0 P4D 0 kernel: Oops: 0002 [#1] PREEMPT SMP kernel: CPU: 4 PID: 2237 Comm: ping Not tainted 6.7.7+ #12 kernel: Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-2.fc40 04/01/2014 kernel: RIP: 0010:nsim_ipsec_offload_ok+0xc/0x20 [netdevsim] kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA kernel: Code: e0 0f 0b 48 83 7f 38 00 74 de 0f 0b 48 8b 47 08 48 8b 37 48 8b 78 40 e9 b2 e5 9a d7 66 90 0f 1f 44 00 00 48 8b 86 80 02 00 00 <83> 80 30 10 00 00 01 b8 01 00 00 00 c3 0f 1f 80 00 00 00 00 0f 1f kernel: bond0: (slave eni0np1): making interface the new active one kernel: RSP: 0018:ffffabde81553b98 EFLAGS: 00010246 kernel: bond0: (slave eni0np1): bond_ipsec_add_sa_all: failed to add SA kernel: kernel: RAX: 0000000000000000 RBX: ffff9eb404e74900 RCX: ffff9eb403d97c60 kernel: RDX: ffffffffc090de10 RSI: ffff9eb404e74900 RDI: ffff9eb3c5de9e00 kernel: RBP: ffff9eb3c0a42000 R08: 0000000000000010 R09: 000000000000
CVE-2024-44989
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2024-44989
Linux
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Linux
Source reference: /containers/cna/affected/1/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "18cb261afd7bf50134e5ccacc5ec91ea16efadd4",
"lessThan": "21816b696c172c19d53a30d45ee005cce246ed21",
"versionType": "git"
},
{
"status": "affected",
"version": "18cb261afd7bf50134e5ccacc5ec91ea16efadd4",
"lessThan": "2f72c6a66bcd7e0187ec085237fee5db27145294",
"versionType": "git"
},
{
"status": "affected",
"version": "18cb261afd7bf50134e5ccacc5ec91ea16efadd4",
"lessThan": "7fa9243391ad2afe798ef4ea2e2851947b95754f",
"versionType": "git"
},
{
"status": "affected",
"version": "18cb261afd7bf50134e5ccacc5ec91ea16efadd4",
"lessThan": "4582d4ff413a07d4ed8a4823c652dc5207760548",
"versionType": "git"
},
{
"status": "affected",
"version": "18cb261afd7bf50134e5ccacc5ec91ea16efadd4",
"lessThan": "89fc1dca79db5c3e7a2d589ecbf8a3661c65f436",
"versionType": "git"
},
{
"status": "affected",
"version": "18cb261afd7bf50134e5ccacc5ec91ea16efadd4",
"lessThan": "f8cde9805981c50d0c029063dc7d82821806fc44",
"versionType": "git"
}
],
"programFiles": [
"drivers/net/bonding/bond_main.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "5.9"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "5.9",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "5.10.225",
"versionType": "semver",
"lessThanOrEqual": "5.10.*"
},
{
"status": "unaffected",
"version": "5.15.166",
"versionType": "semver",
"lessThanOrEqual": "5.15.*"
},
{
"status": "unaffected",
"version": "6.1.107",
"versionType": "semver",
"lessThanOrEqual": "6.1.*"
},
{
"status": "unaffected",
"version": "6.6.48",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.10.7",
"versionType": "semver",
"lessThanOrEqual": "6.10.*"
},
{
"status": "unaffected",
"version": "6.11",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/net/bonding/bond_main.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2024-44989
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #26704 · Revision 1
- Added to Heist Feed
- Publisher date